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Theftproof lamp
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Patent number 9,746,158
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Issue date Aug 29, 2017
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Philips Lighting Holding B.V.
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Yunfei Xu
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H01 - BASIC ELECTRIC ELEMENTS
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Burglarproof lamp
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Patent number 9,097,406
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Issue date Aug 4, 2015
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CE Lighting Ltd.
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Sumin Zhang
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F21 - LIGHTING
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Lamp base and lamp
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Patent number 8,177,410
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Issue date May 15, 2012
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Osram AG
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Gerhard Behr
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H01 - BASIC ELECTRIC ELEMENTS
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Vehicle headlight bulb
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Patent number 7,659,656
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Issue date Feb 9, 2010
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OSRAM Gesellschaft mit beschraenkter Haftung
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Klaus-Peter Knorr
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H01 - BASIC ELECTRIC ELEMENTS
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Anti-theft lamp adapter
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Patent number 6,012,938
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Issue date Jan 11, 2000
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Leviton Manufacturing Co., Inc.
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Walter Newman
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H01 - BASIC ELECTRIC ELEMENTS
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Anti-theft lamp adapter
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Patent number 5,788,525
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Issue date Aug 4, 1998
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Leviton Manufacturing Co., Inc.
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Walter Newman
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H01 - BASIC ELECTRIC ELEMENTS
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2842700
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Issue date Jul 8, 1958
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H01 - BASIC ELECTRIC ELEMENTS
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2040243
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Patent number 2,040,243
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H01 - BASIC ELECTRIC ELEMENTS
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1957821
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Patent number 1,957,821
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Issue date May 8, 1934
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H01 - BASIC ELECTRIC ELEMENTS
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1948386
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Patent number 1,948,386
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H01 - BASIC ELECTRIC ELEMENTS
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1914702
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Patent number 1,914,702
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Issue date Jun 20, 1933
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H01 - BASIC ELECTRIC ELEMENTS
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1794876
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Patent number 1,794,876
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Issue date Mar 3, 1931
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H01 - BASIC ELECTRIC ELEMENTS
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1794877
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Patent number 1,794,877
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H01 - BASIC ELECTRIC ELEMENTS
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1786409
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Patent number 1,786,409
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Issue date Dec 23, 1930
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H01 - BASIC ELECTRIC ELEMENTS
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1775709
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Patent number 1,775,709
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H01 - BASIC ELECTRIC ELEMENTS
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1765943
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Patent number 1,765,943
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H01 - BASIC ELECTRIC ELEMENTS
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1738683
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Patent number 1,738,683
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Issue date Dec 10, 1929
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H01 - BASIC ELECTRIC ELEMENTS
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1648916
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Patent number 1,648,916
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Issue date Nov 15, 1927
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H01 - BASIC ELECTRIC ELEMENTS
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1647593
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Patent number 1,647,593
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Issue date Nov 1, 1927
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H01 - BASIC ELECTRIC ELEMENTS
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1575992
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Patent number 1,575,992
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H01 - BASIC ELECTRIC ELEMENTS
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1573717
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Patent number 1,573,717
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Issue date Feb 16, 1926
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H01 - BASIC ELECTRIC ELEMENTS
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1556342
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Patent number 1,556,342
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Issue date Oct 6, 1925
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H01 - BASIC ELECTRIC ELEMENTS
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1517584
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Patent number 1,517,584
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Issue date Dec 2, 1924
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H01 - BASIC ELECTRIC ELEMENTS
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1506183
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Patent number 1,506,183
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Issue date Aug 26, 1924
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H01 - BASIC ELECTRIC ELEMENTS
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1464243
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Patent number 1,464,243
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Issue date Aug 7, 1923
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H01 - BASIC ELECTRIC ELEMENTS