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#2066349
Patent Information
Apparatus For Broadcasting Time Signal
Julius F. Hellweg
Paul Sollenberger
January 5, 1937
Patent #2066349
Patent Number: | 2066349 |
Description: | Apparatus For Broadcasting Time Signal |
Inventor(s): |
Julius F. Hellweg Paul Sollenberger |
Patent Date: | Jan 5, 1937 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |