Document Type and Number:
Japanese Patent JPS4874403
Kind Code:
U
Application Number:
JP11978771U
Publication Date:
September 17, 1973
Filing Date:
December 17, 1971
Export Citation:
International Classes:
F16L55/12; B67D99/00; F16L1/14; F16L55/10; (IPC1-7): F16L1/04; B67D5/00