Watch case
US4083178A · kind A · utility
5Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 1976 |
| Grant date | Apr 11, 1978 |
| Priority date | — |
| Expiry date | Sep 22, 1996 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04B39/02
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A watch case including external and internal case bands, crystal, and flexible packing wherein provision is made of a horizontal groove for a leaf spring and vertical groove for a lever and thereby being easily assembled and disassembled by means of the lever.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.