Pocket Watch Database
Patent Archive
#2584562
Patent Information
Apparatus For Time Hair Spring
Frank Dostal
February 5, 1952
Patent #2584562
| Patent Number: | 2584562 |
| Description: | Apparatus For Time Hair Spring |
| Inventor(s): | Frank Dostal |
| Assignee: | American Time Products Inc |
| Patent Date: | Feb 5, 1952 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
