Pocket Watch Database
Patent Archive
#817840
Patent Information
Timer Gas Cock
Albert W. Dyer
Andrew G. Spinney
April 17, 1906
Patent #817840
| Patent Number: | 817840 |
| Description: | Timer Gas Cock |
| Inventor(s): |
Albert W. Dyer Andrew G. Spinney |
| Assignee: | Thomas William W |
| Patent Date: | Apr 17, 1906 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
