Document Type and Number:
Japanese Patent JPH0448828
Kind Code:
U
Application Number:
JP9223990U
Publication Date:
April 24, 1992
Filing Date:
August 31, 1990
Export Citation:
International Classes:
A47B13/00; A47B17/00; A47B37/00; (IPC1-7): A47B13/00; A47B17/00; A47B37/00
Domestic Patent References:
JPS49582U | 1974-01-07 | |||
JP59159371B | ||||
JPS6137858B2 | 1986-08-26 |
Next Patent: RADIO CHANNEL ALLOCATION SYSTEM