Document Type and Number:
Japanese Patent JPS4892012
Kind Code:
U
Application Number:
JP1421172U
Publication Date:
November 05, 1973
Filing Date:
February 03, 1972
Export Citation:
International Classes:
B42F13/20; B42F13/06; B42F13/16; B42F17/08; B42F17/34; G09B1/02; G09B3/00; G09B3/02; (IPC1-7): B42F13/16; G09B3/02