Document Type and Number:
Japanese Patent JPH0536166
Kind Code:
B2
Inventors:
MATSUMOTO ISAO
Application Number:
JP7879887A
Publication Date:
May 28, 1993
Filing Date:
March 31, 1987
Export Citation:
Assignee:
DENKI KOGYO KK
International Classes:
B23D63/00; B23D63/20; B23D65/00; C21D9/24
Next Patent: JPH0536167