Pocket Watch Database
Patent Archive
#3540208
Patent Information
Watch Hydraulic
Bruce A. Kock
November 17, 1970
Patent #3540208
| Patent Number: | 3540208 |
| Description: | Watch Hydraulic |
| Inventor(s): | Bruce A. Kock |
| Patent Date: | Nov 17, 1970 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
