Tschudin-Mahrer; Rolf
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tschudin-Mahrer; Rolf.The latest application filed is for "acoustic insulation board consisting of foam".
- Tschudin-Mahrer; Rolf - Lausen CH
- Tschudin-Mahrer; Rolf - Lausen/Schweiz CH
| Patent | Date |
|---|---|
| Acoustic insulation board consisting of foam Grant 4,867,271 - Tschudin-Mahrer September 19, 1 | 1989-09-19 |
| Fire-protective sealing element Grant 4,839,223 - Tschudin-Mahrer June 13, 1 | 1989-06-13 |
| Sealing strip Grant 4,767,655 - Tschudin-Mahrer August 30, 1 | 1988-08-30 |
| Foam acoustic absorption member Grant 4,715,473 - Tschudin-Mahrer December 29, 1 | 1987-12-29 |
| Foam panel Grant 4,666,768 - Tschudin-Mahrer May 19, 1 | 1987-05-19 |
| Foam sealing tape Grant 4,564,550 - Tschudin-Mahrer January 14, 1 | 1986-01-14 |
| Foam strip wound up into a roll, preferably for sealing purposes Grant 4,401,716 - Tschudin-Mahrer August 30, 1 | 1983-08-30 |
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