Pocket Watch Database
Patent Archive
#2207703
Patent Information
Time Of Day Announce Machine
Percy C. Smith
July 16, 1940
Patent #2207703
| Patent Number: | 2207703 |
| Description: | Time Of Day Announce Machine |
| Inventor(s): | Percy C. Smith |
| Assignee: | Bell Telephone Laboratory Inc |
| Patent Date: | Jul 16, 1940 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
