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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0117408
Kind Code:
B2
Inventors:
HIRATAKE SUSUMU
NAKANISHI YOICHI
INUZUKA SHINOBU
KATO TAKAO
YAMADA HIROYUKI
WATANABE YASUO
Application Number:
JP23659583A
Publication Date:
March 30, 1989
Filing Date:
December 15, 1983
Export Citation:
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Assignee:
DAIDO STEEL CO LTD
International Classes:
B01J19/08; B01J6/00; B22D23/00