Document Type and Number:
Japanese Patent JPH0183192
Kind Code:
U
Application Number:
JP17903787U
Publication Date:
June 02, 1989
Filing Date:
November 25, 1987
Export Citation:
International Classes:
C02F11/00; F04C2/16; F04C13/00; (IPC1-7): F04C2/16; C02F11/00; F04C13/00
Next Patent: JPH0183193