John J. Uppgren

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St. Paul, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Core box assembly with wear strip
- Patent number 4,787,435
- Issue date Nov 29, 1988
- FMC Corporation
- John J. Uppgren
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Sand mold making machine apparatus and method improvements
- Patent number 4,553,581
- Issue date Nov 19, 1985
- FMC Corporation
- John J. Uppgren
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Mold registration apparatus
- Patent number 4,512,385
- Issue date Apr 23, 1985
- FMC Corporation
- John J. Uppgren
- B22 - CASTING POWDER METALLURGY