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2004435
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Patent number 2,004,435
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Issue date Jun 11, 1935
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1790230
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Patent number 1,790,230
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Issue date Jan 27, 1931
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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1789757
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Patent number 1,789,757
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Issue date Jan 20, 1931
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1789754
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Patent number 1,789,754
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Issue date Jan 20, 1931
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1789755
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Patent number 1,789,755
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Issue date Jan 20, 1931
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1701393
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Patent number 1,701,393
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Issue date Feb 5, 1929
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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1674513
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Patent number 1,674,513
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Issue date Jun 19, 1928
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1662487
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Patent number 1,662,487
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Issue date Mar 13, 1928
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1644092
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Patent number 1,644,092
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Issue date Oct 4, 1927
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1600661
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Patent number 1,600,661
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Issue date Sep 21, 1926
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1599221
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Patent number 1,599,221
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Issue date Sep 7, 1926
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B22 - CASTING POWDER METALLURGY
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1549650
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Patent number 1,549,650
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Issue date Aug 11, 1925
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B22 - CASTING POWDER METALLURGY
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1328074
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Patent number 1,328,074
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Issue date Jan 13, 1920
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1104928
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Patent number 1,104,928
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Issue date Jul 28, 1914
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B22 - CASTING POWDER METALLURGY
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1099494
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Patent number 1,099,494
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Issue date Jun 9, 1914
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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623674
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Patent number 623,674
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Issue date Apr 25, 1899
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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456918
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Patent number 456,918
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Issue date Jul 28, 1891
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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234630
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Patent number 234,630
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Issue date Nov 16, 1880
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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227514
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Patent number 227,514
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Issue date May 11, 1880
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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213006
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Patent number 213,006
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Issue date Mar 4, 1879
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES