Leonard E. Dolhert

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Malden, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Transparent aluminum oxynitride and method of manufacture
- Patent number 4,720,362
- Issue date Jan 19, 1988
- Raytheon Company
- Richard L. Gentilman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Transparent aluminum oxynitride and method of manufacture
- Patent number 4,520,116
- Issue date May 28, 1985
- Raytheon Company
- Richard L. Gentilman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES