William P. Edwards

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Ligonier, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Chromium hot work steel
- Patent number 5,207,843
- Issue date May 4, 1993
- Latrobe Steel Company
- James L. Maloney
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...