William J. Metzger

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Willowick, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Rotary railroad car coupler assembly with a horizontal key/slot arr...
- Patent number 4,420,088
- Issue date Dec 13, 1983
- Midland-Ross Corporation
- William J. Metzger
- B61 - RAILWAYS
Information Patent Grant
Rotary locksetting mechanism for a rigid jaw coupler
- Patent number 4,248,354
- Issue date Feb 3, 1981
- Midland-Ross Corporation
- William J. Metzger
- B61 - RAILWAYS
Information Patent Grant
Rotary type railway car coupler
- Patent number 4,128,178
- Issue date Dec 5, 1978
- Midland-Ross Corporation
- Kenneth L. DePenti
- B61 - RAILWAYS
Information Patent Grant
Car coupler
- Patent number 4,084,704
- Issue date Apr 18, 1978
- Midland-Ross Corporation
- William J. Metzger
- B61 - RAILWAYS