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Watch
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Patent number 6,385,134
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Issue date May 7, 2002
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IWC International Watch Co. AG
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Jürgen Lange
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Wristwatch
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Patent number 4,964,092
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Issue date Oct 16, 1990
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IWC International Watch Co. AG
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Pius Brida
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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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Watch
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Patent number 4,674,889
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Issue date Jun 23, 1987
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IWC International Watch Co. AG
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Kurt Klaus
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G04 - HOROLOGY