Pocket Watch Database
Patent Archive
#3012399
Patent Information
Watch J Bearing Apparatus
Rudolf Naegeli
December 12, 1961
Patent #3012399
| Patent Number: | 3012399 |
| Description: | Watch J Bearing Apparatus |
| Inventor(s): | Rudolf Naegeli |
| Patent Date: | Dec 12, 1961 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
