US Patent: 1,529,605
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| Wrench
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Patentee:
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| Carlton F. Muncey (exact or similar names) - Waterloo, IA |
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Patent Dates:
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| Applied: |
Apr. 30, 1924 |
| Granted: |
Mar. 10, 1925 |
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Patent Pictures:
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Carlton F. Muncey patent March 10, 1925 - example photo courtesy Jim Shald |
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Stan Schulz
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Description: |
| Spring-loaded sliding leaves within an overall frame provide self-adjusting action.
A known incomplete example is missing the internal leaves, and is marked only with the patent date. |
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