Theodor Gerdes

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Langenfeld, DE

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Patents Grantslast 30 patents

Information Patent Grant
Locking cap with a spring seat between the outer cap and inside cover
- Patent number 4,305,522
- Issue date Dec 15, 1981
- Blaue KG Fabrik fur Kraftfahrzeugteile
- Theodor Gerdes
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Relief valve
- Patent number 4,294,281
- Issue date Oct 13, 1981
- Blau KG Fabrik fur Kraftfahrzeugteile
- Theodor Gerdes
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Closure cap having locking means
- Patent number 4,164,302
- Issue date Aug 14, 1979
- Blau KG Fabrik fur Kraftfahrzeugteile
- Theodor Gerdes
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Arrangement for cap-like closure covers
- Patent number 4,157,766
- Issue date Jun 12, 1979
- Blau KG Fabrik fur Kraftfahrzeugteile
- Theodor Gerdes
- B60 - VEHICLES IN GENERAL