Ersfeld; Heinrich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ersfeld; Heinrich.The latest application filed is for "mixing head for mixing at least two flowable components".
- Ersfeld; Heinrich - Leverkusen DE
- Ersfeld; Heinrich - Bergisch-Neukirchen DT
| Patent | Date |
|---|---|
| Mixing head for mixing at least two flowable components Grant 4,477,191 - Ersfeld , et al. October 16, 1 | 1984-10-16 |
| Mixing head for mixing at least two reactive components Grant 4,141,470 - Schulte , et al. February 27, 1 | 1979-02-27 |
| Injection nozzle for foaming machines Grant 3,926,219 - Ersfeld , et al. December 16, 1 | 1975-12-16 |
| Mixing apparatus Grant 3,908,966 - Boden , et al. September 30, 1 | 1975-09-30 |
| Machine For Producing Foams, Homogeneous Or Structural Materials From At Least Two Liquid Reaction Components Grant 3,857,550 - Knipp , et al. December 31, 1 | 1974-12-31 |
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