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3636588
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Patent number 3,636,588
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Issue date Jan 25, 1972
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3197817
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Patent number 3,197,817
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Issue date Aug 3, 1965
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2632926
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Patent number 2,632,926
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Issue date Mar 31, 1953
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2632925
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Patent number 2,632,925
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Issue date Mar 31, 1953
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2468242
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Patent number 2,468,242
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Issue date Apr 26, 1949
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2429395
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Patent number 2,429,395
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Issue date Oct 21, 1947
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2200542
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Patent number 2,200,542
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Issue date May 14, 1940
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2190149
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Patent number 2,190,149
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Issue date Feb 13, 1940
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2139989
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Patent number 2,139,989
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Issue date Dec 13, 1938
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F24 - HEATING RANGES VENTILATING
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2066425
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Patent number 2,066,425
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Issue date Jan 5, 1937
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2043473
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Patent number 2,043,473
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Issue date Jun 9, 1936
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2013719
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Patent number 2,013,719
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Issue date Sep 10, 1935
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1974670
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Patent number 1,974,670
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Issue date Sep 25, 1934
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1909849
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Patent number 1,909,849
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Issue date May 16, 1933
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1873247
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Patent number 1,873,247
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Issue date Aug 23, 1932
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1873522
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Patent number 1,873,522
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Issue date Aug 23, 1932
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1833283
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Patent number 1,833,283
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Issue date Nov 24, 1931
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1823193
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Patent number 1,823,193
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Issue date Sep 15, 1931
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1774908
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Patent number 1,774,908
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Issue date Sep 2, 1930
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1757422
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Patent number 1,757,422
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Issue date May 6, 1930
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1542296
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Patent number 1,542,296
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Issue date Jun 16, 1925
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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1513849
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Patent number 1,513,849
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Issue date Nov 4, 1924
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1463100
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Patent number 1,463,100
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Issue date Jul 24, 1923
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B61 - RAILWAYS
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1410167
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Patent number 1,410,167
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Issue date Mar 21, 1922
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES