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:
Jan. 02, 1979
Filed:
May. 18, 1976
Applicant:
Inventors:
Nobuyasu Dohi, Kobe, JP;
Keigo Obata, Himeji, JP;
Assignee:
Hyogo Prefectural Government, Kobe, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D / ;
U.S. Cl.
CPC ...
204 / ;
Abstract
A method of electroplating of tin-lead alloys, which comprises using a solution containing hydroxyalkyl sulfonic acid and its divalent tin salts and lead salts, said solution being mixed with reaction products of acetaldehyde with O-toluidine as additives for brightening.