William D. Mundinger

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Canfield, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Worm drive mechanism for gear operated door
- Patent number 6,644,215
- Issue date Nov 11, 2003
- William D. Mundinger
- B61 - RAILWAYS
Information Patent Grant
Railway car door crank actuating mechanism
- Patent number 4,220,098
- Issue date Sep 2, 1980
- The Youngstown Steel Door Company
- Oliver J. Jenkins
- B60 - VEHICLES IN GENERAL