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| Patents for George Harrington | |||||
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| Number | Date | Patentee | Title | Type | |
| 132,456 | Oct. 22, 1872 | T.A. Edison | Improvement in apparatus for perforating paper for telegraphic use | telegraphy apparatus | |
| 195,751 | Oct. 02, 1877 | T.A. Edison | Automatic Telegraph | telegraphic apparatus | |