Document Type and Number:
Japanese Patent JPH0140723
Kind Code:
B2
Inventors:
SAKAI YOSHIAKI
Application Number:
JP2981A
Publication Date:
August 31, 1989
Filing Date:
January 05, 1981
Export Citation:
Assignee:
SAKAI YOSHIAKI
International Classes:
B27M1/00; B27D1/00; B27M3/00; F16S1/00
Next Patent: JPH0140724