Peter-Josef Grommes

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Troisdorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Fuse element, preferably with long delay period and method for prod...
- Patent number 5,125,335
- Issue date Jun 30, 1992
- Dynamit Nobel Aktiengesellschaft
- Peter-Josef Grommes
- F42 - AMMUNITION BLASTING
Information Patent Grant
Fuse element, preferably with long delay period and method for prod...
- Patent number 5,054,396
- Issue date Oct 8, 1991
- Dynamit Nobel Aktiengesellschaft
- Peter-Josef Grommes
- F42 - AMMUNITION BLASTING
Information Patent Grant
Pyrotechnic delay compositions
- Patent number 4,963,204
- Issue date Oct 16, 1990
- Dynamit Nobel Aktiengesellschaft
- Gunther Faber
- C06 - EXPLOSIVES MATCHES
Information Patent Grant
Detonator with instant-trigger primer element
- Patent number 4,771,693
- Issue date Sep 20, 1988
- Gottfried Prasnik
- F42 - AMMUNITION BLASTING