Assignee
WALCA SA
CH·2 granted patents·40 citations·filing 1994–1996
Technology mixG04B2
Top patents by PatentIndex Score
2 records- 0165US5654941ADevice for fastening a rotationally symmetrical part, in particular a rotatable ring, a back cover or a watch-glass to a watchcaseWALCA SA·Filed 1996·Granted Aug 5, 1997·25 cites·13 claims
- 0248US5521889AWatch having a fluid-tight rotary crystal or crystal-bezel unitWALCA SA·Filed 1994·Granted May 28, 1996·15 cites·20 claims
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