US Patent: 2,354,937
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| Work-holding device having a ball and socket as a means for universal adjustment
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Patentee:
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| Clemon W. Barker (exact or similar names) - Wichita, KS |
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Patent Dates:
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| Applied: |
Oct. 02, 1942 |
| Granted: |
Aug. 01, 1944 |
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Carl Matthews
"Vintage Machinery" entry for Wilton Corp.
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Description: |
| This patent number was seen in a 1950 catalog from Wilton Tool Manufacturing Co., for the "Wilton Powrarm Work Positioner", which could hold a Wilton vise (or other object) in a wide range of positions. There was also a smaller version, the Powrarm Junior. |
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