Document Type and Number:
Japanese Patent JPS57141538
Kind Code:
U
Application Number:
JP2790881U
Publication Date:
September 04, 1982
Filing Date:
February 28, 1981
Export Citation:
International Classes:
A47B87/00; (IPC1-7): A47B87/00
Domestic Patent References:
| JPS5118717B1 | 1976-06-11 | |||
| JPS5323218U | 1978-02-27 |