Document Type and Number:
Japanese Patent JPS54156820
Kind Code:
U
More Like This:
Application Number:
JP5505978U
Publication Date:
October 31, 1979
Filing Date:
April 24, 1978
Export Citation:
International Classes:
F16L27/04; F16L27/06; (IPC1-7): F16L27/04
Domestic Patent References:
JPS4931792U | 1974-03-19 |