Pocket Watch Database
H. Muhrs Sons
Pocket Watch Patents
The following gallery contains patents that were issued or assigned to H. Muhrs Sons or individuals known to be associated with the company at the time. Not all designs were fully implemented into production.
Watch Case Magic
| Patent Number: | 275251 |
| Description: | Watch Case Magic |
| Inventor: | Edward A. Muckle |
| Patent Date: | Apr 3, 1883 |
| Registration Type: | Patent |
| Sample Image: |  |
Watch Case Spring
| Patent Number: | 423174 |
| Description: | Watch Case Spring |
| Inventor: | Philip Muhr |
| Patent Date: | Mar 11, 1890 |
| Registration Type: | Patent |
Watch Case Pendant
| Patent Number: | 443480 |
| Description: | Watch Case Pendant |
| Inventor: | Charles W. Hathaway |
| Assignee: | H Muhr's Sons |
| Patent Date: | Dec 23, 1890 |
| Registration Type: | Patent |
Tool Watch Case Shape & Decorate
| Patent Number: | 454707 |
| Description: | Tool Watch Case Shape & Decorate |
| Inventor: | Gustave Bourquin |
| Assignee: | H Muhrs Sons |
| Patent Date: | Jun 23, 1891 |
| Registration Type: | Patent |
Watch Case Spring
| Patent Number: | 469660 |
| Description: | Watch Case Spring |
| Inventor: | Julius Erbeau |
| Assignee: | H Muhr's Sons |
| Patent Date: | Feb 23, 1892 |
| Registration Type: | Patent |