Patent Archive
#28088
Patent Information
Clock Level Device
Keeler J F
May 1, 1860
Patent #28088
| Manufacturer: | |
| Patent Number: | 28088 |
| Category: | |
| Description: | Clock Level Device |
| Inventor(s): | Keeler J F |
| Patent Date: | May 1, 1860 |
| Registration Type: | Patent |
| External Research: | https://www.google.com/patents... |
| Patent Document: |
