Document Type and Number:
Japanese Patent JPS6219741
Kind Code:
B2
Inventors:
SASAKI MASAOMI
Application Number:
JP17042179A
Publication Date:
April 30, 1987
Filing Date:
December 28, 1979
Export Citation:
Assignee:
RICOH KK
International Classes:
G03G5/06; C09B31/075; C09B31/10; C09B31/143; C09B35/023; C09B35/205; G03G5/04