De Frank; Michael P.
Patent Applications and Registrations
Patent applications and USPTO patent grants for De Frank; Michael P..The latest application filed is for "self-protecting irrigation hose and method".
- De Frank; Michael P. - Temecula CA
- De Frank; Michael P. - Woodstock IL
| Patent | Date |
|---|---|
| Self-protecting irrigation hose and method Grant 5,364,032 - De Frank November 15, 1 | 1994-11-15 |
| Self-protecting irrigation hose and method Grant 5,282,578 - De Frank February 1, 1 | 1994-02-01 |
| Winged infusion holding device Grant D258,387 - De Frank February 24, 1 | 1981-02-24 |
| Sterile air vent Grant 4,227,527 - De Frank , et al. October 14, 1 | 1980-10-14 |
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