Document Type and Number:
Japanese Patent JPH0256991
Kind Code:
B2
Inventors:
KINAGA KAZUO
AKAGI YOSHIJI
TEJIMA HIDEO
AKAGI YOSHIJI
TEJIMA HIDEO
Application Number:
JP16056682A
Publication Date:
December 03, 1990
Filing Date:
September 13, 1982
Export Citation:
Assignee:
SHOWA ALUMINIUM CO LTD
International Classes:
B23K9/032; B23K33/00
Next Patent: MANUFACTURE OF PRINTED WIRING BOARD