Robert A. Walsh

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Natrona Heights, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
High strength low alloy steel
- Patent number 5,352,304
- Issue date Oct 4, 1994
- Allegheny Ludlum Corporation
- Anthony J. DeArdo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...