Document Type and Number:
Japanese Patent JPH044267
Kind Code:
B2
Application Number:
JP26584786A
Publication Date:
January 27, 1992
Filing Date:
November 08, 1986
Export Citation:
International Classes:
C04B35/584; B21B27/00; B21C3/02; B21C25/02; C04B35/58; C22C29/16
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