Luc Thieffry

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Barcelona, ES

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Patents Grantslast 30 patents

Information Patent Grant
Process and installation for moulding paving stones or slabs
- Patent number 4,249,358
- Issue date Feb 10, 1981
- "P.B.I." Procedes et Brevets Industriels
- Luc Thieffry
- B28 - WORKING CEMENT, CLAY, OR STONE