Document Type and Number:
Japanese Patent JPS50132707
Kind Code:
U
Application Number:
JP4340974U
Publication Date:
October 31, 1975
Filing Date:
April 16, 1974
Export Citation:
International Classes:
F04B39/02; F04B25/04; F04B27/08; (IPC1-7): F04B25/04; F04B39/02
Domestic Patent References:
| JPS48604B1 |