Pocket Watch Database
Patent Archive
#375736
Patent Information
Calendar Universal
William K. David
January 3, 1888
Patent #375736
| Patent Number: | 375736 |
| Description: | Calendar Universal |
| Inventor(s): | William K. David |
| Patent Date: | Jan 3, 1888 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
