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Dual display timepiece
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Patent number 8,848,488
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Issue date Sep 30, 2014
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Blancpain S.A.
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Vincent Calabrese
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G04 - HOROLOGY
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Watch
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Patent number 8,036,066
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Issue date Oct 11, 2011
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Lange Uhren GmbH
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Christoph Schlencker
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G04 - HOROLOGY
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Timepiece
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Patent number 7,483,340
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Issue date Jan 27, 2009
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Manufacture Roger Dubuis SA
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Carlos Dias
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G04 - HOROLOGY
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Multi-functional timepiece
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Patent number 5,956,294
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Issue date Sep 21, 1999
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Seiko Instruments Inc.
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Katsuyoshi Takizawa
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G04 - HOROLOGY
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Watch
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Patent number 4,945,521
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Issue date Jul 31, 1990
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IWC International Watch Co. AG
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Kurt Klaus
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G04 - HOROLOGY
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Universal time piece
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Patent number 4,634,287
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Issue date Jan 6, 1987
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Tissot S.A.
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Cyril Vuilleumier
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G04 - HOROLOGY
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3828546
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Issue date Aug 13, 1974
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G04 - HOROLOGY
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3765162
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Patent number 3,765,162
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G04 - HOROLOGY
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3702530
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Patent number 3,702,530
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Issue date Nov 14, 1972
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G04 - HOROLOGY
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3633354
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Patent number 3,633,354
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Issue date Jan 11, 1972
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G04 - HOROLOGY
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3611703
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Patent number 3,611,703
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Issue date Oct 12, 1971
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G04 - HOROLOGY
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3503203
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Patent number 3,503,203
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G04 - HOROLOGY
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3276201
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Patent number 3,276,201
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Issue date Oct 4, 1966
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G04 - HOROLOGY
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2969636
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G04 - HOROLOGY
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2777281
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Patent number 2,777,281
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G04 - HOROLOGY
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2674085
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Patent number 2,674,085
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Issue date Apr 6, 1954
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G04 - HOROLOGY