Pocket Watch Database
Patent Archive
#192222
Patent Information
Watch Tourbillion Rotary
Edward G. Boynett
June 19, 1877
Patent #192222
| Patent Number: | 192222 |
| Description: | Watch Tourbillion Rotary |
| Inventor(s): | Edward G. Boynett |
| Patent Date: | Jun 19, 1877 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
