US Patent: D153,182
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| Combined Screwdriver And Inertia Weight
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Patentee:
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| Sydney Skamser (exact or similar names) - Los Angeles, CA |
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Patent Dates:
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| Applied: |
Dec. 09, 1946 |
| Granted: |
Mar. 22, 1949 |
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Patent Pictures:
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Sydney Skamser design patent March 22, 1949 |
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Stan Schulz
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Description: |
| Screwdriver with a head segment that can rotate freely in relation to the remainder of the handle, combined with a ball peen hammer head that can slide up and down the square screwdriver shank and be fixed in place with a set screw.
The specifications cite German patent no. 319,884 and U.S. patent nos. D76,855, 1,401,896, and 1,442,174.
Marketed as the SPINDRIVER.
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