US Patent: 2,623,440
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| Unitary work holder
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Patentee:
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| Walter Nipken (exact or similar names) - Fairlawn, NJ |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 31, 1945 |
| Granted: |
Dec. 30, 1952 |
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Jeff Joslin
Vintage Machinery entry for Wohlnip Products, Inc.
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Description: |
| Inventor Walter Nipken (1903-1998) established machine tool accessories maker Wohlnip Products, Inc. This patent's original application was split; see also patent 2,499,408. |
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