L'Etat Francais represente par . . . le Delegue Ministerial pour l'Armement

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Process and electro-acoustic transducers for transmitting low-frequ...
- Patent number 5,363,345
- Issue date Nov 8, 1994
- L'Etat Francais represente par . . . le Delegue Ministerial pour l'Armement
- Didier Boucher
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL

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