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2021185
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Patent number 2,021,185
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Issue date Nov 19, 1935
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1835725
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Patent number 1,835,725
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Issue date Dec 8, 1931
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1783971
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Patent number 1,783,971
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Issue date Dec 9, 1930
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1702430
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Patent number 1,702,430
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Issue date Feb 19, 1929
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1430176
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Patent number 1,430,176
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Issue date Sep 26, 1922
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1163470
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Patent number 1,163,470
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Issue date Dec 7, 1915
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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588196
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Patent number 588,196
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Issue date Aug 17, 1897
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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545418
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Patent number 545,418
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Issue date Aug 27, 1895
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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457677
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Patent number 457,677
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Issue date Aug 11, 1891
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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440068
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Patent number 440,068
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Issue date Nov 4, 1890
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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408147
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Patent number 408,147
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Issue date Jul 30, 1889
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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372963
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Patent number 372,963
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Issue date Nov 8, 1887
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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180255
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Patent number 180,255
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Issue date Jul 25, 1876
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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167088
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Patent number 167,088
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Issue date Aug 24, 1875
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES