Walter A. McCray

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Berea, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Metallurgical pouring vessels
- Patent number 4,286,773
- Issue date Sep 1, 1981
- Foseco Trading A.G.
- Jan O. Kristiansen
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of making or repairing and securing lugs and trunnion member...
- Patent number 4,040,471
- Issue date Aug 9, 1977
- Hilti Aktiengesellschaft
- Walter A. McCray
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of repairing ingot mold bottoms
- Patent number 3,971,117
- Issue date Jul 27, 1976
- Hilti Aktiengesellschaft
- Richard E. Osterhout
- B22 - CASTING POWDER METALLURGY