Document Type and Number:
Japanese Patent JPS4866520
Kind Code:
A
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Application Number:
JP10138971A
Publication Date:
September 12, 1973
Filing Date:
December 16, 1971
Export Citation:
International Classes:
B22D27/20; B22D21/02; C22C1/02; C22C1/06; (IPC1-7): C22C1/06