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Timepiece anti-shock system
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Patent number 8,926,170
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Issue date Jan 6, 2015
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The Swatch Group Research and Development Ltd.
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Jean-Luc Helfer
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G04 - HOROLOGY
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3712051
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Patent number 3,712,051
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Issue date Jan 23, 1973
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G04 - HOROLOGY
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3590575
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Patent number 3,590,575
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Issue date Jul 6, 1971
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G04 - HOROLOGY
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3500632
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Patent number 3,500,632
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Issue date Mar 17, 1970
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3487632
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Patent number 3,487,632
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Issue date Jan 6, 1970
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G04 - HOROLOGY
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3306027
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Patent number 3,306,027
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Issue date Feb 28, 1967
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G04 - HOROLOGY
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3306028
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Patent number 3,306,028
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Issue date Feb 28, 1967
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G04 - HOROLOGY
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3278245
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Patent number 3,278,245
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Issue date Oct 11, 1966
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G04 - HOROLOGY