Sandra Dankertt

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Wesenberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Breathing apparatus with compensation of the ambient pressure
- Patent number 8,931,482
- Issue date Jan 13, 2015
- Draeger Safety AG & Co. KGaA
- Hans-Ullrich Hansmann
- A62 - LIFE-SAVING FIRE-FIGHTING