Pocket Watch Database
Patent Archive
#3461664
Patent Information
Clock Electro Magnetic Regulator
Emilio Negri
Giorgio Cassera
August 19, 1969
Patent #3461664
| Patent Number: | 3461664 |
| Description: | Clock Electro Magnetic Regulator |
| Inventor(s): |
Emilio Negri Giorgio Cassera |
| Patent Date: | Aug 19, 1969 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
