John B. Schumacher

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Huron, SD, US

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Patents Grantslast 30 patents

Information Patent Grant
Pin-actuated rotatable ram bar apparatus and carrier adapter
- Patent number 4,352,515
- Issue date Oct 5, 1982
- John B. Schumacher
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rotatable ram bar apparatus and carrier adapter
- Patent number 4,227,729
- Issue date Oct 14, 1980
- John B. Schumacher
- B60 - VEHICLES IN GENERAL