Warncke; Ernst
Patent Applications and Registrations
Patent applications and USPTO patent grants for Warncke; Ernst.The latest application filed is for "gas mask construction".
- Warncke; Ernst - Lubeck DE
- Warncke; Ernst - L/u/ beck DE
| Patent | Date |
|---|---|
| Gas mask construction Grant 4,574,799 - Warncke March 11, 1 | 1986-03-11 |
| Protective breathing hood for escape purposes Grant 4,508,115 - Warncke April 2, 1 | 1985-04-02 |
| Respirator having circulating breathing gas Grant 4,498,470 - Warncke February 12, 1 | 1985-02-12 |
| Protective breathing apparatus including a mask and mouthpiece Grant 4,470,413 - Warncke September 11, 1 | 1984-09-11 |
| Electrically and mechanically controllable closed cycle respirator Grant 4,440,166 - Winkler , et al. April 3, 1 | 1984-04-03 |
| Closed cycle respirator with emergency oxygen supply Grant 4,423,723 - Winkler , et al. January 3, 1 | 1984-01-03 |
| Pressure gas ventilated protective suit and method of operating the suit Grant 4,403,608 - Warncke September 13, 1 | 1983-09-13 |
| Lung controlled pressure gas respirator for use with an oxygen mask and valving mechanism therefor Grant 4,378,011 - Warncke , et al. March 29, 1 | 1983-03-29 |
| Excess pressure respirator with pressurized breathing gas shutoff Grant 4,364,384 - Warncke , et al. December 21, 1 | 1982-12-21 |
| Readiness receptacle for respirators Grant 4,289,238 - Warncke , et al. September 15, 1 | 1981-09-15 |
| Respirator package for carrying on a person Grant 4,253,454 - Warncke March 3, 1 | 1981-03-03 |
| Warning signal producing device for protective breathing apparatus Grant 4,249,473 - Pasternack , et al. February 10, 1 | 1981-02-10 |
| Respirator having an oxygen-releasing chemical cartridge Grant 4,200,092 - Warncke , et al. April 29, 1 | 1980-04-29 |
| Heat and gas protection suit Grant 4,172,454 - Warncke , et al. October 30, 1 | 1979-10-30 |
| Escape filter device having protective hood Grant 4,154,235 - Warncke May 15, 1 | 1979-05-15 |
| Device for testing the tightness of fit of gas masks Grant 4,146,025 - Warncke , et al. March 27, 1 | 1979-03-27 |
| Respiratory device coupling construction Grant 4,111,197 - Warncke , et al. September 5, 1 | 1978-09-05 |
| Protective helmet and full face mask construction Grant 4,083,065 - Warncke April 11, 1 | 1978-04-11 |
| Protective breathing mask with compressed air supply for breathing Grant 3,935,861 - Warncke February 3, 1 | 1976-02-03 |
| Alarm For Sensing A Reduction Of Gas Supply Pressure For Respirators Grant 3,785,333 - Warncke , et al. January 15, 1 | 1974-01-15 |
| Protective Mask With Annular Flushing Chamber Grant 3,680,555 - Warncke August 1, 1 | 1972-08-01 |
| Gas Pressure Operated Alarm Device Grant 3,611,981 - Warncke October 12, 1 | 1971-10-12 |
| Respirator Having Sound Diaphragm Protective Cavity Grant 3,602,219 - Warncke August 31, 1 | 1971-08-31 |
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