MULTITRACK MAGNETIC HEAD EMPLOYING DOUBLE HELIX STRUCTURE AND METHOD OF MAKING SAME - Patent 0094382

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EP 0 094 382 A1

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(43)	Date of publication:
	23.11.1983 Bulletin 1983/47

(21)	Application number: 82900072.0

(22)	Date of filing: 24.11.1981

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International Patent Classification (IPC):

G11B 5/ 29^{( . )}

(86)	International application number:
	PCT/US1981/001555

(87)	International publication number:
	WO 1983/002032 (09.06.1983 Gazette 1983/14)

(84)	Designated Contracting States:
	DE FR GB NL

(71)	Applicant: EASTMAN TECHNOLOGY, INC.
	Rochester, New York 14650 (US)

(72)	Inventors:
	FRENCH, William W. Cardiff-by-the-Sea, CA 92007 (US) LEMKE, James U. Del Mar, CA 92014 (US) McCLURE, Richard J. San Diego, CA 92131 (US)

(74)	Representative: Parent, Yves, et al
	Kodak-Pathé Département Brevets et Licences Centre de Recherches et de Technologie Zone Industrielle F-71102 Chalon-sur-Saône Cédex F-71102 Chalon-sur-Saône Cédex (FR)

(54)	MULTITRACK MAGNETIC HEAD EMPLOYING DOUBLE HELIX STRUCTURE AND METHOD OF MAKING SAME