Dumenil; Claude G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dumenil; Claude G..The latest application filed is for "automatically actuated seal for sealing buildings, particularly doors and windows".
- Dumenil; Claude G. - 76000 - Rouen FR
- Dumenil; Claude G. - 76230 Bois Guillaume FR
| Patent | Date |
|---|---|
| Automatically actuated seal for sealing buildings, particularly doors and windows Grant 4,614,060 - Dumenil , et al. September 30, 1 | 1986-09-30 |
| Automatic base seal Grant 4,283,884 - Dumenil , et al. August 18, 1 | 1981-08-18 |
| Automatic base seal Grant 4,170,846 - Dumenil , et al. October 16, 1 | 1979-10-16 |
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