US Patent: 573,070
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Wrench
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Patentee:
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John Elmer Wood (exact or similar names) - Beverly, Essex County, MA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jul. 18, 1896 |
Granted: |
Dec. 15, 1896 |
Patent Pictures:
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John E. Wood patent December 15, 1896 |
USPTO (New site tip) Google Patents
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Stan Schulz
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Description: |
Compound leverage strengthens the jaw grip. The jaws could be configured as an alligator type pipe wrench, or alternate form as shown in the drawing. A spring facilitates spreading the handles to relax the jaw grip.
Corresponding Canadian patent no. CA-56,125 was issued June 4, 1897.
H. A. Seymour - patent attorney
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