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Patent Archive
#478213
Patent Information
Lock Time
Lyman N. Bedford
July 5, 1892
Patent #478213
Patent Number: | 478213 |
Description: | Lock Time |
Inventor(s): | Lyman N. Bedford |
Patent Date: | Jul 5, 1892 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |