Erico Rail Products Company

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Solon, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Railway signal system
- Patent number 3,987,989
- Issue date Oct 26, 1976
- Erico Rail Products Company
- Willard L. Geiger
- B61 - RAILWAYS
Information Patent Grant
Railroad motion detecting and signalling system with repeater receiver
- Patent number 3,974,991
- Issue date Aug 17, 1976
- Erico Rail Products Company
- Willard L. Geiger
- B61 - RAILWAYS

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