Document Type and Number:
Japanese Patent JPS5632499
Kind Code:
Y2
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Application Number:
JP636377U
Publication Date:
August 03, 1981
Filing Date:
January 24, 1977
Export Citation:
International Classes:
F16L37/00; B22D1/00; B22D41/00; B22D41/05; C21C7/10; C22B9/04; F16L19/00; F16L37/58; (IPC1-7): C21C7/10; B22D41/00; F16L19/00