Walter C. Leschek

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Monroeville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method utilizing ultrasonically induced cavitation to impregnate po...
- Patent number 4,552,781
- Issue date Nov 12, 1985
- Westinghouse Electric Corp.
- Daniel L. Cannady
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE