Marcel Levecque

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Saint-Gratien, FR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for forming fibers by toration
- Patent number 4,123,243
- Issue date Oct 31, 1978
- Saint-Gobain Industries
- Marcel Levecque
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for fiberizing attenuable materials and produc...
- Patent number 4,118,213
- Issue date Oct 3, 1978
- Saint-Gobain Industries
- Marcel Levecque
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for suppression of pollution in toration of gl...
- Patent number 4,052,183
- Issue date Oct 4, 1977
- Saint-Gobain Industries
- Marcel Levecque
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Method and apparatus for forming fibers by toration
- Patent number 4,015,963
- Issue date Apr 5, 1977
- Saint-Gobain Industries
- Marcel Levecque
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for making fibers from thermoplastic materials
- Patent number 4,015,964
- Issue date Apr 5, 1977
- Saint-Gobain Industries
- Marcel Levecque
- C03 - GLASS MINERAL OR SLAG WOOL