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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS616996
Kind Code:
Y2
Application Number:
JP3924281U
Publication Date:
March 03, 1986
Filing Date:
March 20, 1981
Export Citation:
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International Classes:
B22D39/00; B22D37/00; B22D39/02; (IPC1-7): B22D39/02