Pocket Watch Database
Patent Archive
#2443468
Patent Information
Clock Toy Instructional
Ira C. Madden
June 15, 1948
Patent #2443468
| Patent Number: | 2443468 |
| Description: | Clock Toy Instructional |
| Inventor(s): | Ira C. Madden |
| Patent Date: | Jun 15, 1948 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
