Pocket Watch Database
Patent Archive
#478237
Patent Information
Meter Electric
Henry H. Pattee
July 5, 1892
Patent #478237
Patent Number: | 478237 |
Description: | Meter Electric |
Inventor(s): | Henry H. Pattee |
Patent Date: | Jul 5, 1892 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |