John R. Miller

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Charlotte, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Railway tie plug driving apparatus
- Patent number 4,522,127
- Issue date Jun 11, 1985
- Southern Railway Company
- John R. Miller
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Railway ballast cleaning apparatus
- Patent number 4,203,493
- Issue date May 20, 1980
- Southern Railway Company
- John R. Miller
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method and apparatus for treating ballast
- Patent number 4,119,154
- Issue date Oct 10, 1978
- Southern Railway Company
- John R. Miller
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES