Pocket Watch Database
Patent Archive
#3118274
Patent Information
Sunrise & Sunset Control Timekeeping Dvce
Katsumi Takeda
Akiteru Kamimoto
January 21, 1964
Patent #3118274
| Patent Number: | 3118274 |
| Description: | Sunrise & Sunset Control Timekeeping Dvce |
| Inventor(s): |
Katsumi Takeda Akiteru Kamimoto |
| Assignee: | Mitsubishi Denki Kabushiki Kai |
| Patent Date: | Jan 21, 1964 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
