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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS619905
Kind Code:
B2
Inventors:
ITO TAKAMICHI
AZUMA MASANORI
YAMAZAKI TATSUO
TAKI YOSHIMITSU
YAMAZAKI HIROO
Application Number:
JP12052879A
Publication Date:
March 26, 1986
Filing Date:
September 18, 1979
Export Citation:
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Assignee:
KOBE SEIKOSHO KK
NIPPON KOSHUHA KOGYO KK
International Classes:
B21C23/00; B21C23/01; B21J1/02; B21J5/00; B22D7/02; B22D19/00; B22D19/16