Wellman; Charles G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wellman; Charles G..The latest application filed is for "ball lock punch retainer and checking gage system".
- Wellman; Charles G. - Novi MI
| Patent | Date |
|---|---|
| Ball lock punch retainer and checking gage system Grant 6,324,768 - Wellman December 4, 2 | 2001-12-04 |
| Automatic or programmable change-over ball lock punch retainer apparatus Grant 5,881,625 - Wellman March 16, 1 | 1999-03-16 |
| Ball lock punch retainer Grant 5,284,069 - Wellman * February 8, 1 | 1994-02-08 |
| Ball lock punch retainer Grant 5,181,438 - Wellman January 26, 1 | 1993-01-26 |
| Ball lock punch retainer Grant 5,038,599 - Wellman August 13, 1 | 1991-08-13 |
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