Document Type and Number:
Japanese Patent JPS5676175
Kind Code:
U
Application Number:
JP15922579U
Publication Date:
June 22, 1981
Filing Date:
November 19, 1979
Export Citation:
International Classes:
F03G4/00; F01K21/00; F03G7/04; (IPC1-7): F03G7/04; F01K21/00