Charles W. Taff

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Fox Lake, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for sprue removal and grinding of railroad wheels
- Patent number 5,319,892
- Issue date Jun 14, 1994
- AMSTED Industries Incorporated
- C. Dale Christie
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus and method for sprue removal and grinding of railroad wheels
- Patent number 5,209,021
- Issue date May 11, 1993
- Amsted Industries, Inc.
- C. Dale Christie
- B22 - CASTING POWDER METALLURGY