Document Type and Number:
Japanese Patent JPS624705
Kind Code:
Y2
Application Number:
JP2188381U
Publication Date:
February 03, 1987
Filing Date:
February 17, 1981
Export Citation:
International Classes:
F04B39/08; F04B25/00; F04B27/02; F04B39/10; F04B49/00; F04B49/02; (IPC1-7): F04B39/08; F04B27/02; F04B39/10; F04B49/02