US Patent: 597,741
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Wrench
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Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jan. 07, 1897 |
Granted: |
Jan. 25, 1898 |
Patent Pictures:
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Joshua Pusey patent January 25, 1898 |
USPTO (New site tip) Google Patents
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Stan Schulz
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Description: |
Self-adjusting nut wrench; gravity opens the jaws when held in normal operating position. |
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