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Tee flow splitter
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Patent number 7,942,162
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Issue date May 17, 2011
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National Tank Company
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Marlene H. Torres
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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Method for extracting H2S from sour gas
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Patent number 7,531,159
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Issue date May 12, 2009
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National Tank Company
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Robert A. Lanning
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Vertical gas induced flotation cell
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Patent number 7,157,007
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Issue date Jan 2, 2007
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National Tank Company
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Theodore C. Frankiewicz
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B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
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Dual frequency electrostatic coalescence
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Patent number 6,860,979
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Issue date Mar 1, 2005
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National Tank Company
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Gary W. Sams
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B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
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85161559 - MOZLEY
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Serial number 85161559
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Registration number 4005307
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Filing date Oct 26, 2010
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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85159251 - MOZLEY
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Serial number 85159251
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Filing date Oct 22, 2010
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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77839253 - CONSEPT
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Serial number 77839253
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Registration number 3836985
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Filing date Oct 1, 2009
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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77826086 - CONSEPT DC
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Serial number 77826086
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Registration number 3784035
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Filing date Sep 14, 2009
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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77826051 - CONSEPT IVD
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Serial number 77826051
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Registration number 3813324
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Filing date Sep 14, 2009
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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77826102 - CONSEPT ICD
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Serial number 77826102
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Registration number 3784036
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Filing date Sep 14, 2009
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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78142246 - DF
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Serial number 78142246
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Registration number 2750387
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Filing date Jul 9, 2002
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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78142240 - DUAL FREQUENCY
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Serial number 78142240
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Registration number 2741933
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Filing date Jul 9, 2002
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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76064157 - PORTA-TEST REVOLUTION
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Serial number 76064157
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Registration number 2461701
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Filing date Jun 6, 2000
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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76064101 - PORTA-TEST
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Serial number 76064101
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Registration number 2455351
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Filing date Jun 6, 2000
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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75859823 - JEWEL T
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Serial number 75859823
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Registration number 2406128
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Filing date Nov 29, 1999
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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75672636 - BTEX BUSTER
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Serial number 75672636
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Registration number 2348452
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Filing date Apr 1, 1999
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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75672413 - DESI-DRI
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Serial number 75672413
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Registration number 2424022
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Filing date Apr 1, 1999
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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75316873 - GRVC
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Serial number 75316873
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Registration number 2183882
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Filing date Jun 30, 1997
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74618921 - EPIC
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Serial number 74618921
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Registration number 1938817
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Filing date Jan 9, 1995
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NATIONAL TANK COMPANY
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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74241787 - SPX
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Serial number 74241787
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Registration number 1721733
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Filing date Jan 30, 1992
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74241733 - OSX
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Serial number 74241733
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Registration number 1721732
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Filing date Jan 30, 1992
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74236410 - HYDRALERT
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Serial number 74236410
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Registration number 1721646
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Filing date Jan 9, 1992
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NATIONAL TANK COMPANY
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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74218291 - ENVIROLERT
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Serial number 74218291
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Registration number 1783303
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Filing date Nov 4, 1991
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NATIONAL TANK COMPANY
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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74217605 - CHF
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Serial number 74217605
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Registration number 1727376
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Filing date Nov 1, 1991
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74217724 - DOX
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Serial number 74217724
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Registration number 1711200
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Filing date Nov 1, 1991
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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74218102 - SHV
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Serial number 74218102
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Registration number 1711494
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Filing date Nov 1, 1991
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74218149 - HRU
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Serial number 74218149
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Registration number 1723572
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Filing date Nov 1, 1991
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74218125 - DFX
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Serial number 74218125
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Registration number 1723571
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Filing date Nov 1, 1991
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74213426 - ENVIROMAX
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Serial number 74213426
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Registration number 1779613
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Filing date Oct 16, 1991
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74129617 - LRC
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Serial number 74129617
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Registration number 1713159
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Filing date Jan 11, 1991
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NATIONAL TANK COMPANY
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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74129618 - ELECTRO-DYNAMIC
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Serial number 74129618
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Registration number 1709889
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Filing date Jan 11, 1991
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NATIONAL TANK COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74127516 - DUAL POLARITY
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Serial number 74127516
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Registration number 1762421
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Filing date Jan 2, 1991
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NATIONAL TANK COMPANY
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7 - Machines and machine tools
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74127935 - LTX
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Serial number 74127935
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Registration number 1711171
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Filing date Jan 2, 1991
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NATIONAL TANK COMPANY
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7 - Machines and machine tools