Stephan Melzer

Follow

Person

Bad Schwattau, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Locking device for the container of a gas mask and breathing equipment
- Patent number 5,450,844
- Issue date Sep 19, 1995
- Dragerwerk AG
- Gunther Kolbe
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Air cleaning cartridge for a gas mask and breathing equipment with...
- Patent number 5,291,881
- Issue date Mar 8, 1994
- Dragerwerk Aktiengesellschaft
- Wolfgang Drews
- A62 - LIFE-SAVING FIRE-FIGHTING