Pocket Watch Database
Patent Archive
#1098494
Patent Information
Clock Pneumatic
Augustus L. Hahl
June 2, 1914
Patent #1098494
| Patent Number: | 1098494 |
| Description: | Clock Pneumatic |
| Inventor(s): | Augustus L. Hahl |
| Patent Date: | Jun 2, 1914 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
