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Gas compressor
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Patent number 8,282,362
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Issue date Oct 9, 2012
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Herbert Pardo
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Oceanic seaplow system
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Patent number 4,398,362
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Issue date Aug 16, 1983
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Friedrich Weinert
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Propellant operator
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Patent number 4,372,122
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Issue date Feb 8, 1983
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von Wimmersperg; Heinrich
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Heinrich F. von Wimmersperg
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Method for electropneumatic conversion
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Patent number 4,038,511
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Issue date Jul 26, 1977
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Agency of Industrial Science and Technology
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Joji Yamaga
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3897173
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Patent number 3,897,173
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Issue date Jul 29, 1975
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3787144
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Patent number 3,787,144
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Issue date Jan 22, 1974
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3689198
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Patent number 3,689,198
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Issue date Sep 5, 1972
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3656296
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Patent number 3,656,296
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Issue date Apr 18, 1972
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F42 - AMMUNITION BLASTING
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3647137
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Patent number 3,647,137
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Issue date Mar 7, 1972
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3586461
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Patent number 3,586,461
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Issue date Jun 22, 1971
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3522995
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Patent number 3,522,995
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Issue date Aug 4, 1970
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3285001
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Patent number 3,285,001
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Issue date Nov 15, 1966
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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3266438
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Patent number 3,266,438
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Issue date Aug 16, 1966
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3185106
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Patent number 3,185,106
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Issue date May 25, 1965
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3108737
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Patent number 3,108,737
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Issue date Oct 29, 1963
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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2959921
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Patent number 2,959,921
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Issue date Nov 15, 1960
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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2857853
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Patent number 2,857,853
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Issue date Oct 28, 1958
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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2532635
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Patent number 2,532,635
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Issue date Dec 5, 1950
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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2272477
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Patent number 2,272,477
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Issue date Feb 10, 1942
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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2202087
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Patent number 2,202,087
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Issue date May 28, 1940
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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1911097
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Patent number 1,911,097
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Issue date May 23, 1933
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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1763394
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Patent number 1,763,394
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Issue date Jun 10, 1930
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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1758346
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Patent number 1,758,346
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Issue date May 13, 1930
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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1750229
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Patent number 1,750,229
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Issue date Mar 11, 1930
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...