Pocket Watch Database
Patent Archive
#2749700
Patent Information
Clock Hydraulic
Hans Seligman
June 12, 1956
Patent #2749700
| Patent Number: | 2749700 |
| Description: | Clock Hydraulic |
| Inventor(s): | Hans Seligman |
| Patent Date: | Jun 12, 1956 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
