Document Type and Number:
Japanese Patent JPS6247669
Kind Code:
B2
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Inventors:
YAMANAKA MASAAKI
Application Number:
JP14844783A
Publication Date:
October 08, 1987
Filing Date:
August 12, 1983
Export Citation:
Assignee:
OOSAKA DIAMOND KOGYO KK
International Classes:
B24B53/14; B24D18/00