US Patent: 1,218,316
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Wrench
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Patentee:
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Mark A. Rice (exact or similar names) - Los Angeles, CA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Aug. 22, 1916 |
Granted: |
Mar. 06, 1917 |
Patent Pictures:
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M.A. Rice Pat. March 6, 1917 |
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Stan Schulz
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Description: |
A coil spring provides tension on the adjusting nut to hold the adjusting nut against accidental movement. |
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