US Patent: 150,385
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| Improvement in wedges for tool-handles
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Patentee:
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| Jonathan Yerkes (exact or similar names) - Philadelphia, PA |
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Patent Dates:
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| Applied: |
Sep. 16, 1873 |
| Granted: |
Apr. 28, 1874 |
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Jeff Joslin
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Description: |
| According to a page on the Bryn Mawr web site, "Fayette R. Plumb's Edge Tool Works" was established 1856 by Jonathan Yerkes, succeeded 1867 by Yerkes & Plumb, and 1886 by Fayette R. Plumb. Yerkes & Plumb used a few different marks: an "anchor P", Y&P, and a Y and P with anchor in between. |
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