Pierre Zimmermann

Follow

Person

Paris, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for the production of preforms for optical fibres
- Patent number 4,311,501
- Issue date Jan 19, 1982
- Societe Anonyme dite: les Editions Filmees
- Francois Fort
- C03 - GLASS MINERAL OR SLAG WOOL