Daniel Raymond Rault

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Metz-Vallieres, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing a metal sheet to be deep drawn or extra-deep...
- Patent number 4,111,032
- Issue date Sep 5, 1978
- Societe Lorraine de Laminage Continu
- Daniel Raymond Rault
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Metal sheet for drawing
- Patent number 4,071,657
- Issue date Jan 31, 1978
- Societe Lorraine de Laminage Continu
- Daniel Raymond Rault
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...