Horology: time measuring systems or devices – Cases
Patent
1990-01-03
1991-02-19
Miska, Vit W.
Horology: time measuring systems or devices
Cases
368309, G04B 3700
Patent
active
049950231
ABSTRACT:
A case for a wrist watch the caseband (12) of which bears lugs (17) and the back cover (10) of which is provided with a central rib (26) and radial ribs (28a, 28b, 28c). The peripheral end of certain radial ribs (28a, 28c) coincides with the line of extension of each lug (17).
REFERENCES:
patent: 3986335 (1976-10-01), Harper
patent: 4086753 (1978-05-01), Tsuchiya
patent: 4229936 (1980-10-01), Schneider
patent: 4396298 (1983-08-01), Ripley
patent: 4459038 (1984-07-01), Lederrey
Meyrat Clement
Muller Jacques
Eta SA Fabriques d'Ebauches
Miska Vit W.
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