Pocket Watch Database
Patent Archive
#223469
Patent Information
Clock Telephone Signal & Apparatus
George H. Bliss
January 13, 1880
Patent #223469
| Patent Number: | 223469 |
| Description: | Clock Telephone Signal & Apparatus |
| Inventor(s): | George H. Bliss |
| Patent Date: | Jan 13, 1880 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
