Document Type and Number:
Japanese Patent JPS49147492
Kind Code:
U
Application Number:
JP4914373U
Publication Date:
December 19, 1974
Filing Date:
April 24, 1973
Export Citation:
International Classes:
F15B11/028; F15B3/00; F15B11/02; (IPC1-7): F15B11/02; F15B3/00
Domestic Patent References:
| JP46036931A | ||||
| JP45034885A |