Document Type and Number:
Japanese Patent JPH01129811
Kind Code:
U
Application Number:
JP2418888U
Publication Date:
September 04, 1989
Filing Date:
February 25, 1988
Export Citation:
International Classes:
H01F27/28; (IPC1-7): H01F27/28
Domestic Patent References:
| JPS60260116A | 1985-12-23 | |||
| JP50104190B |