Onno F. Frische

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Tynaarlo, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method for cutting concrete coated pipe
- Patent number 3,985,848
- Issue date Oct 12, 1976
- Bredero Price, B.V.
- Onno F. Frische
- B28 - WORKING CEMENT, CLAY, OR STONE