Document Type and Number:
Japanese Patent JPS5128172
Kind Code:
Y2
Application Number:
JP8900571U
Publication Date:
July 16, 1976
Filing Date:
September 29, 1971
Export Citation:
International Classes:
B42F17/00; A47B63/00; B42F17/08; B42F17/16; (IPC1-7): B42F17/08