Watchcase and watch provided with such case
US4995023A · kind A · utility
17Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 3, 1990 |
| Grant date | Feb 19, 1991 |
| Priority date | — |
| Expiry date | Jan 3, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04B37/1486
- WIPO fieldMeasurement
- WIPO sectorInstruments
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).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.