US Patent: 1,008,826
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Conforming-Gage
Butt Marker
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Patentee:
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| David S. Humphrey (exact or similar names) - Buffalo, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 16, 1911 |
| Granted: |
Nov. 14, 1911 |
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Patent Pictures:
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Ralph Brendler
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Description: |
| This tool attaches to a door frame, and provides reference surfaces for cutting all sides of a hinge mortise. It can be adjust to handle any size of hinge plate.
This same idea was improved upon many years later by Stanley (#1,879,454 - 9/27/32), and produced as their #281 butt hinge mortiser. |
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