Henderson; Harold E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Henderson; Harold E..The latest application filed is for "bag-hanging and bag-filling machines adapted for synchronous and independent operation and method of using same".
- Henderson; Harold E. - Tyler TX
| Patent | Date |
|---|---|
| Bag-hanging and bag-filling machines adapted for synchronous and independent operation and method of using same Grant 4,078,358 - Henderson March 14, 1 | 1978-03-14 |
| Machine for applying a semipermeable patch on a plastic bag Grant 3,988,195 - Henderson October 26, 1 | 1976-10-26 |
| Corner valve for plastic bags Grant 3,894,683 - Henderson July 15, 1 | 1975-07-15 |
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