US Patent: 620,477
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| Wrench
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Patentee:
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| Oscar M. Miller (exact or similar names) - Benedict, NE |
| USPTO Classifications: |
| 81/98 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 07, 1898 |
| Granted: |
Feb. 28, 1899 |
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Patent Pictures:
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Oscar M. Miller patent February 28, 1899 |
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Stan Schulz
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Description: |
| Screw adjust "monkey wrench" with supplemental pipe grip. The pipe grip is a swing-out piece which stores within a recess in the movable jaw when not in use. It works in conjunction with a "bevel" having multiple gripping sections.
Corresponding British patent GB-189810788 had effective date of May 11, 1898. |
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