US Patent: 704,521
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Metal-bending tool
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Patent Dates:
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Applied: |
Jun. 06, 1902 |
Granted: |
Jul. 15, 1902 |
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Jeff Joslin Vintage Machinery entry for James Knights Co. Vintage Machinery entry for D. A. Hinman & Co. Vintage Machinery entry for Estep & Dolan
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Description: |
This bending machine was manufactured by Estep & Dolan between 1905 and 1910, then by D. A. Hinman & Co. until about 1940, and then by James Knights Co. (we do not list that last firm as a manufacturer because the patent was long expired by then.) |
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