Pocket Watch Database
Patent Archive
#707071
Patent Information
Time Lock Pneumatic Tube
Irney C. Batcheller
August 19, 1902
Patent #707071
| Patent Number: | 707071 |
| Description: | Time Lock Pneumatic Tube |
| Inventor(s): | Irney C. Batcheller |
| Patent Date: | Aug 19, 1902 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
