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:
Oct. 27, 1987
Filed:
Aug. 03, 1984
Applicant:
Inventors:
Yoshishige Sekiguchi, Nagano, JP;
Tomiyasu Kubota, Nagano, JP;
Assignee:
Showa Denko Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
373 91 ;
Abstract
The present invention relates to joined carbon electrodes, each of which has a mark formed on such a part of the circumferential surface of each of the first and second carbon electrodes that upon the coinciding of the marks with one another the ends of the screws essentially coincide with one another.