Document Type and Number:
Japanese Patent JPH0212081
Kind Code:
U
Application Number:
JP8907288U
Publication Date:
January 25, 1990
Filing Date:
July 06, 1988
Export Citation:
International Classes:
F04B17/04; F04B45/04; F04B45/047; H02K33/04; (IPC1-7): F04B45/04; F04B17/04; H02K33/04
Domestic Patent References:
| JP61137892B | ||||
| JPS55149032A | 1980-11-20 |
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