Pocket Watch Database
Patent Archive
#426311
Patent Information
Machine Lathe Tool Holder
John H. Parker
April 22, 1890
Patent #426311
| Patent Number: | 426311 |
| Description: | Machine Lathe Tool Holder |
| Inventor(s): | John H. Parker |
| Patent Date: | Apr 22, 1890 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
