US Patent: 160,106
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| Improvement in Combined Try-Squares and Bevels
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Patentees:
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| John L. Larrison (exact or similar names) - Schooley's Mountain, NJ |
| Henry Leigh (exact or similar names) - Wurtsborough, NY |
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Patent Dates:
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| Applied: |
Nov. 30, 1874 |
| Granted: |
Feb. 23, 1875 |
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Patent Pictures:
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Russ Allen
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Description: |
| Bevel square utilizing an adjusting rod that rotates the bevel blade. A degree scale with an indicator is attached to the adjusting rod to allow the angle to be set accurately.
Known examples have an apple body and brass blade w/ protractor markings on the pivot joint. A small level is also included let into the handle (although not included as part of the drawing or specifications). |
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