Document Type and Number:
Japanese Patent JPH0457453
Kind Code:
B2
Inventors:
FUTAMURA SHOJI
Application Number:
JP22167983A
Publication Date:
September 11, 1992
Filing Date:
November 25, 1983
Export Citation:
Assignee:
HODEN SEIMITSU KAKO KENKYUSHO KK
International Classes:
B21C25/10; B21C25/02; B23H7/02; B23H7/06
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