Document Type and Number:
Japanese Patent JPS56134492
Kind Code:
U
Application Number:
JP3243880U
Publication Date:
October 12, 1981
Filing Date:
March 14, 1980
Export Citation:
International Classes:
F16L11/11; F16L13/10; F16L31/00; F16L33/00; F16L33/28; (IPC1-7): F16L33/00; F16L11/11; F16L13/10