Document Type and Number:
Japanese Patent JPS63186968
Kind Code:
U
Application Number:
JP7680987U
Publication Date:
November 30, 1988
Filing Date:
May 23, 1987
Export Citation:
International Classes:
F02P9/00; F02D11/02; F02N3/02; (IPC1-7): F02N3/02; F02D11/02; F02P9/00
Domestic Patent References:
| JPS541741B1 | 1979-01-29 |