US Patent: 869,851
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Bevel
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Patentee:
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Ernest A. King (exact or similar names) - Philadelphia, PA |
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Patent Dates:
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Applied: |
Aug. 03, 1907 |
Granted: |
Oct. 29, 1907 |
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Russ Allen. "Vintage Machinery" entry for Henry Disston & Sons
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Description: |
Blade is secured in position by use of a steel ball being pressed against a bevel on the screw holding the blade drawing it tight. In the event that the steel ball is lost, the screw at the head of the bevel can be used to lock it into place. |
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