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Document Type and Number:
Japanese Patent JPH0146468
Kind Code:
B2
Inventors:
AINO AKIRA
NOZAKI YOSHIHIKO
NAKAMURA KAZUO
Application Number:
JP93081A
Publication Date:
October 09, 1989
Filing Date:
January 07, 1981
Export Citation:
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Assignee:
KOGYO GIJUTSUIN
International Classes:
C04B28/00; C04B18/00; C04B28/14; C04B32/00



 
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