Document Type and Number:
Japanese Patent JPS5248432
Kind Code:
U
Application Number:
JP13511775U
Publication Date:
April 06, 1977
Filing Date:
October 01, 1975
Export Citation:
International Classes:
A47L9/20; A47L9/10; G03G21/00; G03G21/10; (IPC1-7): G03G21/00; A47L9/10