US Patent: 605,746
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Wrench
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Patentees:
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Walter H. Robinson (exact or similar names) - New York, NY |
Edward J. Lawless (exact or similar names) - Orange, NJ |
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Patent Dates:
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Applied: |
Dec. 09, 1897 |
Granted: |
Jun. 14, 1898 |
Patent Pictures:
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1 | 2
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Robinson and Lawless patent June 14, 1898 -- example shown courtesy Martin J. Donnelly www.mjdtools.com |
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Stan Schulz
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Description: |
Adjustable socket with a "crank" side-arm. Known examples marked PAT APPD FOR.
Ken Cope's "American Wrench Makers 1830-1930" cites an 1898 "Scientific American" announcement for the wrench under ROBINSON and LAWLESS; an October 1898 ad lists only Lawless as the maker.
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