The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 04, 1976
Filed:
Feb. 14, 1975
Applicant:
Inventors:
Tomio Kobayashi, Tagajo, JA;
Kazuo Nozawa, Tagajo, JA;
Assignee:
Sony Corporation, Tokyo, JA;
Primary Examiner:
Int. Cl.
CPC ...
C03B / ;
U.S. Cl.
CPC ...
65 43 ; 65 45 ; 65 58 ; 29603 ;
Abstract
A method of manufacturing a ferrite magnetic transducer head is disclosed, in which two Mn - Zn ferrite core blocks are bonded together with glass material containing Fe.sub.2 O.sub.3 and ZnO. By proper thermal treatment, homogeneous dispersion of fine precipitates of Zn - Fe - O is formed in the bonding glass.