US Patent: 20,313
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| Device Attached to Handsaws for Squaring and Marking
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Patent Dates:
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| Granted: |
May 18, 1858 |
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Patent Pictures:
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Russ Allen.
"Vintage Machinery" entry for Henry Disston & Sons
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Description: |
| References improvements on the Jackson Gorham patent, 14,863, of 12 MAY 1856. Shoulder strips are riveted directly to the blade instead of the handle to ensure squareness is maintained. A sharp projection occurs at the beginning of the rule for reference and an awl is provided in the handle for marking. |
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