Document Type and Number:
Japanese Patent JPS5221443
Kind Code:
Y2
Application Number:
JP6048072U
Publication Date:
May 17, 1977
Filing Date:
May 25, 1972
Export Citation:
International Classes:
F04B45/02; F04B33/00; F04F1/06; (IPC1-7): F04B45/02; F04B33/00; F04F1/06