TVA HOLDINGS, LLC

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PACIFIC PALISADES, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the controlled-pressure casting of molten...
- Patent number 5,143,141
- Issue date Sep 1, 1992
- TVA Holding S.p.A.
- Claudio Frulla
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Chuck, particularly for machine tools
- Patent number 4,838,561
- Issue date Jun 13, 1989
- TVA Holding S.p.A.
- Cesare Baranzelli
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR