Asserback; Roy

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Marbella, ES

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Patents Grantslast 30 patents

Information Patent Grant
Reinforced concrete pile and a method of manufacturing such a pile
- Patent number 3,930,373
- Issue date Jan 6, 1976
- Asserback; Roy
- Lorentz Wahman
- B28 - WORKING CEMENT, CLAY, OR STONE