Document Type and Number:
Japanese Patent JPS5690138
Kind Code:
U
Application Number:
JP17318179U
Publication Date:
July 18, 1981
Filing Date:
December 14, 1979
Export Citation:
International Classes:
A47B43/00; A47B47/00; A47B96/06; (IPC1-7): A47B47/00; A47B96/06
Domestic Patent References:
| JPS4830116B1 | 1973-09-17 |