US Patent: 190,523
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| Improved Combined Pipe-Tongs, Wrench and Screw-Driver
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| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 24, 1877 |
| Granted: |
May 08, 1877 |
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Patent Pictures:
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States and Cook Pat. May 8, 1877 |
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Stan Schulz
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Description: |
| The drawing clearly shows the features.
Ken Cope's "American Wrench Makers 1830-1930" asserts the partners produced the wrench at Topeka, base on an item in SCIENTIFIC AMERICAN. |
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