Document Type and Number:
Japanese Patent JPS5721666
Kind Code:
Y2
Application Number:
JP9707477U
Publication Date:
May 11, 1982
Filing Date:
July 22, 1977
Export Citation:
International Classes:
D06F35/00; A47K7/00; A47K7/04; B08B7/02; D06B3/20; D06B3/30; (IPC1-7): D06F35/00; A47K7/04; D06B3/20