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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0331964
Kind Code:
B2
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Inventors:
HASHIKAWA HISASHI
KAWASAWA TAKEO
Application Number:
JP812683A
Publication Date:
May 09, 1991
Filing Date:
January 20, 1983
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Assignee:
SUMITOMO METAL IND
International Classes:
F23D17/00; C22B1/16; C22B1/20; F23N1/02