Michael Berthelet

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Pont-Sainte Maxence Cedex, FR

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Patents Grantslast 30 patents

Information Patent Grant
Expanded or expansible plastic material for the fabrication of sunk...
- Patent number 6,006,818
- Issue date Dec 28, 1999
- Huttenes-Albertus France (S.A.R.L.)
- Emmanuel Berthelet
- B22 - CASTING POWDER METALLURGY