Helmut G. Gass

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Grand Cayman, KY

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Patents Grantslast 30 patents

Information Patent Grant
Explosion protection system for a container
- Patent number 5,000,336
- Issue date Mar 19, 1991
- Grover-Turtur Venture
- Helmut G. Gass
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Manufacture of filling material
- Patent number 4,921,118
- Issue date May 1, 1990
- Grover, III; Courtney P.
- Helmut G. Gass
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...