PRESSURIZED GAS DRIVEN SOUND EMITTER - Patent 0070279

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EP 0 070 279 A1

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(43)	Date of publication:
	26.01.1983 Bulletin 1983/04

(21)	Application number: 81902856.0

(22)	Date of filing: 15.10.1981

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International Patent Classification (IPC):

B06B 1/ 20^{( . )}
G10K 7/ 02^{( . )}

G10K 5/ 00^{( . )}
G10K 9/ 04^{( . )}

(86)	International application number:
	PCT/SE1981/000302

(87)	International publication number:
	WO 1982/001329 (29.04.1982 Gazette 1982/11)

(84)	Designated Contracting States:
	AT CH DE FR GB LI LU NL SE

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Priority:

17.10.1980 SE 19800007294

(71)	Applicant: KOCKUMATION AB
	S-212 10 Malmö (SE)

(72)	Inventors:
	WERTHAJM, Marek S-216 22 Malmö (SE) JÖNSSON, Tommy S-244 02 Furulund (SE)

(74)	Representative: Ström, Tore
	Ström & Gulliksson AB Studentgatan 1 P.O. Box 4188 S-203 13 Malmö S-203 13 Malmö (SE)

(54)	PRESSURIZED GAS DRIVEN SOUND EMITTER