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Machine translation
1. (WO1994001979) HYDRAULIC POWERED LOUDSPEAKER
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1994/001979    International Application No.:    PCT/US1992/005771
Publication Date: 20.01.1994 International Filing Date: 14.07.1992
Chapter 2 Demand Filed:    09.02.1994    
IPC:
H04R 23/00 (2006.01)
Applicants: NOISE CANCELLATION TECHNOLOGIES, INC. [US/US]; 1015 West Nursery Road Suite 101, Linthicum, MD 21090 (US) (For All Designated States Except US).
PARRELLA, Michael, J. [US/US]; (US) (For US Only).
MILLER, Scott [US/US]; (US) (For US Only)
Inventors: PARRELLA, Michael, J.; (US).
MILLER, Scott; (US)
Agent: HINEY, James, W.; Noise Cancellation Technologies, Inc., 1015 West Nursery Road, Suite 101, Linthicum, MD 21090 (US)
Priority Data:
Title (EN) HYDRAULIC POWERED LOUDSPEAKER
(FR) ENCEINTE ACOUSTIQUE A COMMANDE HYDRAULIQUE
Abstract: front page image
(EN)A hydraulic powered low-damped loudspeaker including a hydraulic cylinder (21) attached to the cone (22) of a speaker which can be used in a bandpass loudspeaker.
(FR)Enceinte acoustique à commande hydraulique faiblement amortie dans laquelle un cylindre hydraulique (21) est fixé au cône (22) d'un haut-parleur qui peut être utilisé dans une enceinte acoustique passe-bande.
Designated States: CA, JP, UA, US.
European Patent Office (AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LU, MC, NL, SE).
Publication Language: English (EN)
Filing Language: English (EN)