William J. Smith

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Hazelton, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for removing no-bake coatings from foundry sand and class...
- Patent number 4,354,641
- Issue date Oct 19, 1982
- Weatherly Foundry & Manufacturing Co.
- William J. Smith
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus for removing no-bake coatings from foundry sand, and clas...
- Patent number 4,283,015
- Issue date Aug 11, 1981
- Weatherly Foundry & Manufacturing Co.
- William J. Smith
- B22 - CASTING POWDER METALLURGY