Pocket Watch Database
Patent Archive
#2335974
Patent Information
Spring Collet
Homer H. Simpson
December 7, 1943
Patent #2335974
| Patent Number: | 2335974 |
| Description: | Spring Collet |
| Inventor(s): | Homer H. Simpson |
| Patent Date: | Dec 7, 1943 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
