Calvert; James W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Calvert; James W..The latest application filed is for "apparatus for high rate production of biaxially oriented thermoplastic articles".
- Calvert; James W. - Cincinnati OH
| Patent | Date |
|---|---|
| Apparatus for high rate production of biaxially oriented thermoplastic articles Grant 4,487,568 - Wiatt , et al. December 11, 1 | 1984-12-11 |
| External center pin for blow molding machine Grant 4,457,688 - Calvert , et al. July 3, 1 | 1984-07-03 |
| Apparatus for high rate production of biaxially oriented thermoplastic articles Grant 4,435,146 - Wiatt , et al. March 6, 1 | 1984-03-06 |
| Apparatus for high rate production of biaxially oriented thermoplastic articles Grant 4,382,760 - Wiatt , et al. May 10, 1 | 1983-05-10 |
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