Pocket Watch Database
Patent Archive
#212610
Patent Information
Time Lock
William Kook
Joseph L. Hall
February 25, 1879
Patent #212610
| Patent Number: | 212610 |
| Description: | Time Lock |
| Inventor(s): |
William Kook Joseph L. Hall |
| Patent Date: | Feb 25, 1879 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
