Document Type and Number:
Japanese Patent JPS5639393
Kind Code:
Y2
Application Number:
JP2826975U
Publication Date:
September 14, 1981
Filing Date:
February 28, 1975
Export Citation:
International Classes:
A47B96/06; A47B47/00; A47B57/14; A47B87/00; (IPC1-7): A47B96/06