US Patent: 71,953
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Improvement in Try Squares and Bevels
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Patentee:
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Samuel N. Batchelder (exact or similar names) - Prarie Du Chien, WI |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Granted: |
Dec. 10, 1867 |
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Russ Allen.
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Description: |
Try sqare that utilizes a thumbscrew on the back of the stock to allow the blade to be set and locked at different angles. |
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