Pocket Watch Database
Patent Archive
#1911308
Patent Information
Timepiece Dail Attach Means
Henri Colomb
May 30, 1933
Patent #1911308
| Patent Number: | 1911308 |
| Description: | Timepiece Dail Attach Means |
| Inventor(s): | Henri Colomb |
| Patent Date: | May 30, 1933 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
