US Patent: 2,008,367
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| Detent
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Patentee:
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| Harry A. Rhinevault (exact or similar names) - Chicago, IL |
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Patent Dates:
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| Applied: |
Oct. 26, 1934 |
| Granted: |
Jul. 16, 1935 |
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Patent Pictures:
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Harry A. Rhinevault patent July 16, 1935 |
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Stan Schulz
Armstrong Brothers Tool Co. history
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Description: |
| The detent ball is locked in place by a pin turned by a screwdriver. This feature was marketed as the "Drivelock." This patent is noted in Rhinevault's June 13, 1939 patent no. 2,162,359.
Chindahl, Parker & Carlson - patent attorneys
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