CA Patent: CA-662,454
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| Wrench
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Patentee:
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| Morley Mann (exact or similar names) - Chicago, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
May 07, 1963 |
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Patent Pictures:
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Canadian patent 662,454 - edited drawing |
CIPO Data
Espacenet patent
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Stan Schulz
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Description: |
| Canadian patent corresponding to U.S. patent 2,814,225. The patent focuses on the shape of the jaw components, and the spring which both helps hold jaw position, and enables ratchet action. The wrench acts as a "ratchet box end" with appropriate manipulation. |
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