Pocket Watch Database
Patent Archive
#1540150
Patent Information
Escape Mech 4 Ship Instrument & Precsn In
George Walker
June 2, 1925
Patent #1540150
| Patent Number: | 1540150 |
| Description: | Escape Mech 4 Ship Instrument & Precsn In |
| Inventor(s): | George Walker |
| Patent Date: | Jun 2, 1925 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
