Document Type and Number:
Japanese Patent JPH03120138
Kind Code:
U
Application Number:
JP2823190U
Publication Date:
December 10, 1991
Filing Date:
March 22, 1990
Export Citation:
International Classes:
H04B1/10; (IPC1-7): H04B1/10
Domestic Patent References:
| JPS5732140A | 1982-02-20 | |||
| JPS5597713A | 1980-07-25 |