Pocket Watch Database
C.K. Colby
Pocket Watch Patents
The following gallery contains patents that were issued or assigned to C.K. Colby or individuals known to be associated with the company at the time. Not all designs were fully implemented into production.
Watch Pendant Attach
| Patent Number: | 239732 |
| Description: | Watch Pendant Attach |
| Inventor: | Caleb K. Colby |
| Patent Date: | Apr 5, 1881 |
| Registration Type: | Patent |
| Sample Image: |  |
Watch Case
| Patent Number: | 333057 |
| Description: | Watch Case |
| Inventor: | Caleb K. Colby |
| Patent Date: | Dec 22, 1885 |
| Registration Type: | Patent |
Watch Movement Box
| Patent Number: | 355509 |
| Description: | Watch Movement Box |
| Inventor: | Caleb K. Colby |
| Patent Date: | Jan 4, 1887 |
| Registration Type: | Patent |
Watch Case
| Patent Number: | 518712 |
| Description: | Watch Case |
| Inventor: | Caleb K. Colby |
| Patent Date: | Apr 24, 1894 |
| Registration Type: | Patent |
Watch Dial
| Patent Number: | D23464 |
| Description: | Watch Dial |
| Inventor: | Caleb K. Colby |
| Patent Date: | Jul 17, 1894 |
| Registration Type: | Patent |
Watch Regulator
| Patent Number: | 627053 |
| Description: | Watch Regulator |
| Inventor: | Caleb K. Colby |
| Patent Date: | Jun 13, 1899 |
| Registration Type: | Patent |
Watch Regulator
| Patent Number: | 627817 |
| Description: | Watch Regulator |
| Inventor: | Caleb K. Colby |
| Patent Date: | Jun 27, 1899 |
| Registration Type: | Patent |
Watch Case
| Patent Number: | 778775 |
| Description: | Watch Case |
| Inventor: | Caleb K. Colby |
| Patent Date: | Dec 27, 1904 |
| Registration Type: | Patent |