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Laminated corrugating roll
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Patent number 6,006,806
-
Issue date Dec 28, 1999
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Marquip, Inc.
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Carl R. Marschke
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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Rotating heat exchanger
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Patent number 4,640,345
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Issue date Feb 3, 1987
-
Jinichi Nishimura
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F24 - HEATING RANGES VENTILATING
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3818982
-
Patent number 3,818,982
-
Issue date Jun 25, 1974
-
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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3802494
-
Patent number 3,802,494
-
Issue date Apr 9, 1974
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3794118
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Patent number 3,794,118
-
Issue date Feb 26, 1974
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3783936
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Patent number 3,783,936
-
Issue date Jan 8, 1974
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F28 - HEAT EXCHANGE IN GENERAL
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3633662
-
Patent number 3,633,662
-
Issue date Jan 11, 1972
-
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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3587728
-
Patent number 3,587,728
-
Issue date Jun 28, 1971
-
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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3548928
-
Patent number 3,548,928
-
Issue date Dec 22, 1970
-
F28 - HEAT EXCHANGE IN GENERAL
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3331434
-
Patent number 3,331,434
-
Issue date Jul 18, 1967
-
F28 - HEAT EXCHANGE IN GENERAL
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3302698
-
Patent number 3,302,698
-
Issue date Feb 7, 1967
-
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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3291204
-
Patent number 3,291,204
-
Issue date Dec 13, 1966
-
F28 - HEAT EXCHANGE IN GENERAL
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3022046
-
Patent number 3,022,046
-
Issue date Feb 20, 1962
-
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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2879039
-
Patent number 2,879,039
-
Issue date Mar 24, 1959
-
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
-
2824721
-
Patent number 2,824,721
-
Issue date Feb 25, 1958
-
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
-
2668510
-
Patent number 2,668,510
-
Issue date Feb 9, 1954
-
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1937094
-
Patent number 1,937,094
-
Issue date Nov 28, 1933
-
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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1900166
-
Patent number 1,900,166
-
Issue date Mar 7, 1933
-
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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1886302
-
Patent number 1,886,302
-
Issue date Nov 1, 1932
-
C03 - GLASS MINERAL OR SLAG WOOL
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1868436
-
Patent number 1,868,436
-
Issue date Jul 19, 1932
-
F28 - HEAT EXCHANGE IN GENERAL
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1867148
-
Patent number 1,867,148
-
Issue date Jul 12, 1932
-
C03 - GLASS MINERAL OR SLAG WOOL
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1854757
-
Patent number 1,854,757
-
Issue date Apr 19, 1932
-
F27 - FURNACES KILNS OVENS RETORTS
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1844062
-
Patent number 1,844,062
-
Issue date Feb 9, 1932
-
C03 - GLASS MINERAL OR SLAG WOOL
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1789356
-
Patent number 1,789,356
-
Issue date Jan 20, 1931
-
C03 - GLASS MINERAL OR SLAG WOOL
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1763689
-
Patent number 1,763,689
-
Issue date Jun 17, 1930
-
C03 - GLASS MINERAL OR SLAG WOOL
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1724676
-
Patent number 1,724,676
-
Issue date Aug 13, 1929
-
C03 - GLASS MINERAL OR SLAG WOOL
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1693358
-
Patent number 1,693,358
-
Issue date Nov 27, 1928
-
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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1163439
-
Patent number 1,163,439
-
Issue date Dec 7, 1915
-
F28 - HEAT EXCHANGE IN GENERAL
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1062888
-
Patent number 1,062,888
-
Issue date May 27, 1913
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F28 - HEAT EXCHANGE IN GENERAL