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:
Nov. 03, 1981
Filed:
Jun. 04, 1980
Applicant:
Inventors:
Chiho Mikura, Tokyo, JP;
Fujio Shibata, Tokyo, JP;
Assignee:
TDK Electronics Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427130 ; 428900 ;
Abstract
Both solid magnetic coat layers formed on a substrate of a magnetic recording medium by coating a magnetic varnish are simultaneously smoothed by passing the magnetic recording medium between one or more pairs of rigid rotary rolls which press both magnetic coat layers during their rotation.