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Handless timepiece
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Patent number 3,979,898
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Issue date Sep 14, 1976
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Gunter Werres
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G04 - HOROLOGY
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3316706
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Patent number 3,316,706
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Issue date May 2, 1967
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3063232
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Patent number 3,063,232
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Issue date Nov 13, 1962
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G04 - HOROLOGY
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2495222
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Patent number 2,495,222
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Issue date Jan 24, 1950
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G04 - HOROLOGY
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2439154
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Patent number 2,439,154
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G04 - HOROLOGY
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2014863
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Patent number 2,014,863
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Issue date Sep 17, 1935
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G04 - HOROLOGY
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2006410
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Patent number 2,006,410
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Issue date Jul 2, 1935
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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1950821
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Patent number 1,950,821
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Issue date Mar 13, 1934
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G04 - HOROLOGY
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1665804
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Patent number 1,665,804
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Issue date Apr 10, 1928
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G04 - HOROLOGY