Paul E. Ringbloom

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Murrysville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Forming of hollow extrusions with double plane bends and twists
- Patent number 6,260,398
- Issue date Jul 17, 2001
- Alcoa Inc.
- Larry W. Cisko
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Continuous casting machine with mold block assemblies interlinked b...
- Patent number 5,133,401
- Issue date Jul 28, 1992
- Aluminum Company of America
- Lawrence W. Cisko
- B22 - CASTING POWDER METALLURGY