Document Type and Number:
Japanese Patent JPS515053
Kind Code:
Y2
Application Number:
JP2562071U
Publication Date:
February 12, 1976
Filing Date:
April 06, 1971
Export Citation:
International Classes:
F16L59/12; F16L7/00; F16L9/18; (IPC1-7): F16L7/00; F16L9/18
Next Patent: JPH0515054