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.

Date of Patent:
Jun. 23, 1981

Filed:

Oct. 09, 1979
Applicant:
Inventors:

Nobutana Yamaguchi, Odawara, JP;

Satoru Takayama, Odawara, JP;

Masahiro Utumi, Odawara, JP;

Masaaki Fujiyama, Odawara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428220 ; 427 40 ; 427 41 ; 427 541 ; 427324 ; 428323 ; 428329 ; 428330 ; 428331 ; 428339 ; 428412 ; 428413 ; 4284233 ; 4284237 ; 4284244 ; 4284246 ; 4284247 ; 4284251 ; 4284253 ; 4284255 ; 4284258 ; 4284259 ; 428458 ; 428463 ; 428506 ; 428508 ; 428522 ;
Abstract

The present invention relates to a leader or trailer tape for a magnetic tape, which comprises a plastic support member and, on one side thereof, a laminated coating consisting of at least (1) an electrically conductive layer as a first layer and (2) a layer containing mainly a pigment and a binder as a second layer.


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