Frank Schulz

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Lubeck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Oxygen supply unit having an oxygen generator
- Patent number 4,840,171
- Issue date Jun 20, 1989
- Dragerwerk Aktiengesellschaft
- Holmer Rohling
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Folded protective hood having an oxygen mask
- Patent number 4,836,197
- Issue date Jun 6, 1989
- Dragerwerk Aktiengesellschaft
- Holmer Rohling
- A62 - LIFE-SAVING FIRE-FIGHTING