US Patent: 334,440
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Saw
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Patentee:
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A. Bertsell Ireland (exact or similar names) - Greene, NY |
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Patent Dates:
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Applied: |
Jun. 06, 1885 |
Granted: |
Jan. 19, 1886 |
USPTO (New site tip) Google Patents
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Jeff Joslin Vintage Machinery entry for Lyon Iron Works
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Description: |
"My improved saw is preferably made of a single piece of metal, and is straight from center to circumference, except for a short space between the extreme edge and the central portion of the saw, where it is dished... My saw is especially designed for use in shingle-cutting machines, where it is very effective in its operation. The patent of Hale, No. 148,748, shows a saw which tapers from the edge inwardly all the way to the center..." |
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