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Laurent Grosjean
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Neuchatel, CH
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Patents Grants
last 30 patents
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Patent Grant
Capped watch case
Patent number
5,077,711
Issue date
Dec 31, 1991
ETA S.A. Fabriques d'Ebauches
Laurent Grosjean
G04 - HOROLOGY
Information
Patent Grant
Capped watch case
Patent number
5,036,502
Issue date
Jul 30, 1991
ETA S.A. Fabriques d'Ebauches
Laurent Grosjean
G04 - HOROLOGY
Information
Patent Grant
Watch case overlaid with a cap hooked to the caseband
Patent number
5,034,932
Issue date
Jul 23, 1991
ETA S.A. Fabriques d'Ebauches
Laurent Grosjean
G04 - HOROLOGY
Information
Patent Grant
Watch case overlaid with a cap glued to the caseband
Patent number
4,999,823
Issue date
Mar 12, 1991
Eta Sa Fabriques d'Ebauches
Laurent Grosjean
G04 - HOROLOGY
Information
Patent Grant
Bracelet of metallic construction and watch provided with such a br...
Patent number
4,958,334
Issue date
Sep 18, 1990
Eta Sa Fabriques d'Ebauches
Laurent Grosjean
G04 - HOROLOGY
Information
Patent Grant
Electro-acoustic device for alarm watch
Patent number
4,258,432
Issue date
Mar 24, 1981
Ebauches S.A.
Roberto Zafferri
G10 - MUSICAL INSTRUMENTS ACOUSTICS