Document Type and Number:
Japanese Patent JPS57193403
Kind Code:
U
Application Number:
JP8077881U
Publication Date:
December 08, 1982
Filing Date:
June 01, 1981
Export Citation:
International Classes:
F15B7/00; F15B7/02; F15B15/14; F15B15/24; (IPC1-7): F15B15/24; F15B7/02; F15B15/14
Domestic Patent References:
JPS505359A | 1975-01-21 | |||
JPS4214059Y1 | 1967-08-10 | |||
JPS4919193B1 | 1974-05-15 | |||
JP54034959B |