ELECTRODYNAMIC TRANSDUCER STRUCTURE

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EP 0 444 034 A1

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(43)	Date of publication:
	04.09.1991 Bulletin 1991/36

(21)	Application number: 89906865.0

(22)	Date of filing: 31.05.1989

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International Patent Classification (IPC):

H04R 9/ 00^{( . )}
H04R 7/ 22^{( . )}
H04R 9/ 04^{( . )}

H04R 7/ 12^{( . )}
H04R 9/ 02^{( . )}
H04R 9/ 06^{( . )}

(86)	International application number:
	PCT/US1989/002374

(87)	International publication number:
	WO 1990/004317 (19.04.1990 Gazette 1990/09)

(84)	Designated Contracting States:
	DE FR GB IT SE

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Priority:

03.10.1988 US 19880251836

(71)	Applicant: HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
	Northridge, CA 91329 (US)

(72)	Inventor:
	HOUSE, William, Neal Bloomington, IN 47401 (US)

(74)	Representative: Barlow, Roy James, et al
	J.A. KEMP & CO. 14, South Square Gray's Inn London WC1R 5LX London WC1R 5LX (GB)

(54)	ELECTRODYNAMIC TRANSDUCER STRUCTURE