US Patent: 997,551
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| Compound Instrument
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Patentee:
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| George F. Hall (exact or similar names) - Newark, NJ |
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Patent Dates:
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| Applied: |
Dec. 18, 1909 |
| Granted: |
Jul. 11, 1911 |
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Patent Pictures:
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Ralph Brendler
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Description: |
| This is a miter square similar to the Fox Patent (331,047 - 11/24/1885), but with an adjustable third leg to allow it to be used to mark arbitrary angles.
Known examples are marked "Patented July 1911".
Note that the inventor here is also the inventor of the famous Stanley "Odd Jobs" ruler attachment (389,647 - 9/18/1888). |
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