Document Type and Number:
Japanese Patent JPH0137472
Kind Code:
Y2
Application Number:
JP9821781U
Publication Date:
November 13, 1989
Filing Date:
June 30, 1981
Export Citation:
International Classes:
A47B77/10; A47B46/00; A47B88/14; (IPC1-7): A47B46/00; A47B77/10
Next Patent: JPH0137473