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Patent Archive
#2595467
Patent Information
Clock Perpetual Calendar
Gabrial Kellner
May 6, 1952
Patent #2595467
Patent Number: | 2595467 |
Description: | Clock Perpetual Calendar |
Inventor(s): | Gabrial Kellner |
Patent Date: | May 6, 1952 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |