Michel Dittlo

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Courbevoie, FR

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Patents Grantslast 30 patents

Information Patent Grant
Device for drawing sheet material on a drawing die composed of elas...
- Patent number 5,361,617
- Issue date Nov 8, 1994
- Isoform
- Michel Dittlo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device for stamping materials in sheet form, especially sheet metal...
- Patent number 5,272,898
- Issue date Dec 28, 1993
- Isoform
- Michel Dittlo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device for drawing sheet materials in particular sheet blanks
- Patent number 5,255,550
- Issue date Oct 26, 1993
- Isoform
- Michel Dittlo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...