of hexagonal cross-section

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Patents Grantslast 30 patents

Information Patent Grant
Counterbalance device and torsion member usable therein
- Patent number 4,571,775
- Issue date Feb 25, 1986
- Airpot Corporation
- George H. Leonard
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Torsion-bar wheel support for trailer
- Patent number 4,291,895
- Issue date Sep 29, 1981
- Alois Kober KG
- Rudolf Wohrle
- B60 - VEHICLES IN GENERAL
Information Patent Grant
2194964
- Patent number 2,194,964
- Issue date Mar 26, 1940
- B60 - VEHICLES IN GENERAL