US Patent: 923,538
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| Tire-Bolt Wrench
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Patentee:
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| Bernhard Langlotz (exact or similar names) - Bangor, MI |
| USPTO Classifications: |
| 81/56 |
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Patent Dates:
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| Applied: |
Jan. 09, 1909 |
| Granted: |
Jun. 01, 1909 |
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Patent Pictures:
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Bernhard Langlotz patent June 1, 1909 |
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Stan Schulz
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Description: |
| Designed to coordinate with a drill press; a gear train to drive the socket, a spring-tensioned lever with spur to clamp the head of the tire bolt.
Langlotz was advertising this as the DAN PATCH TIRE BOLT WRENCH in 1912. |
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