Keller; Heinrich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Keller; Heinrich.The latest application filed is for "device for the continuous production of foam blocks of rectangular cross-section".
- Keller; Heinrich - Troisdorf DE1
- Keller; Heinrich - Bremen DT
- Keller; Heinrich - Bad Oeynhausen DT
| Patent | Date |
|---|---|
| Device for the continuous production of foam blocks of rectangular cross-section Grant 4,120,626 - Keller October 17, 1 | 1978-10-17 |
| Aircraft Power-unit Suspension System Grant 3,727,862 - Kaufhold , et al. April 17, 1 | 1973-04-17 |
| Hydraulic Clamping Arrangements For Injection Moulding Machines Grant 3,596,561 - Keller August 3, 1 | 1971-08-03 |
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