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-
-
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3803732
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Patent number 3,803,732
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Issue date Apr 16, 1974
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3587637
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Patent number 3,587,637
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Issue date Jun 28, 1971
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3310173
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Patent number 3,310,173
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Issue date Mar 21, 1967
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E04 - BUILDING
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3108298
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Patent number 3,108,298
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Issue date Oct 29, 1963
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E04 - BUILDING
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2979733
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Patent number 2,979,733
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Issue date Apr 18, 1961
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E04 - BUILDING
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2915085
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Patent number 2,915,085
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Issue date Dec 1, 1959
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B08 - CLEANING
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2845091
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Patent number 2,845,091
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Issue date Jul 29, 1958
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B08 - CLEANING
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2753877
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Patent number 2,753,877
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Issue date Jul 10, 1956
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B60 - VEHICLES IN GENERAL
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2741547
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Patent number 2,741,547
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Issue date Apr 10, 1956
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F28 - HEAT EXCHANGE IN GENERAL
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2725356
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Patent number 2,725,356
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Issue date Nov 29, 1955
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E04 - BUILDING
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2612998
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Patent number 2,612,998
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Issue date Oct 7, 1952
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B08 - CLEANING
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2421877
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Patent number 2,421,877
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Issue date Jun 10, 1947
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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2353530
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Patent number 2,353,530
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Issue date Jul 11, 1944
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B08 - CLEANING
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2332940
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Patent number 2,332,940
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Issue date Oct 26, 1943
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B08 - CLEANING
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2081597
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Patent number 2,081,597
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Issue date May 25, 1937
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E03 - WATER SUPPLY SEWERAGE
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1889603
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Patent number 1,889,603
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Issue date Nov 29, 1932
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E04 - BUILDING
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1787274
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Patent number 1,787,274
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Issue date Dec 30, 1930
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E04 - BUILDING
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1607669
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Patent number 1,607,669
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Issue date Nov 23, 1926
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B08 - CLEANING
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1516359
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Patent number 1,516,359
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Issue date Nov 18, 1924
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E04 - BUILDING
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1343471
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Patent number 1,343,471
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Issue date Jun 15, 1920
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E03 - WATER SUPPLY SEWERAGE
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1219763
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Patent number 1,219,763
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Issue date Mar 20, 1917
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E04 - BUILDING
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1021960
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Patent number 1,021,960
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Issue date Apr 2, 1912
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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972437
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Patent number 972,437
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Issue date Oct 11, 1910
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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955952
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Patent number 955,952
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Issue date Apr 26, 1910
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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909314
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Patent number 909,314
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Issue date Jan 12, 1909
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E04 - BUILDING
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840855
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Patent number 840,855
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Issue date Jan 8, 1907
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B08 - CLEANING
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658175
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Patent number 658,175
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Issue date Sep 18, 1900
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...