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Wafer-type tumbler cylinder
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Patent number 7,980,105
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Issue date Jul 19, 2011
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Cheng-Ju Yang
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2061456
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Patent number 2,061,456
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Issue date Nov 17, 1936
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2007142
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Patent number 2,007,142
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Issue date Jul 2, 1935
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2007143
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Patent number 2,007,143
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Issue date Jul 2, 1935
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1971596
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Patent number 1,971,596
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Issue date Aug 28, 1934
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1961586
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Patent number 1,961,586
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Issue date Jun 5, 1934
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1893142
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Patent number 1,893,142
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Issue date Jan 3, 1933
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1860708
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Patent number 1,860,708
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Issue date May 31, 1932
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1831118
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Issue date Nov 10, 1931
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1805891
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Patent number 1,805,891
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Issue date May 19, 1931
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B60 - VEHICLES IN GENERAL
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1736685
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Patent number 1,736,685
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Issue date Nov 19, 1929
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1726614
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Patent number 1,726,614
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1556606
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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466918
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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335648
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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215649
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES