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Document Type and Number:
Japanese Patent JPS6361380
Kind Code:
B2
Application Number:
JP4825382A
Publication Date:
November 29, 1988
Filing Date:
March 26, 1982
Export Citation:
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International Classes:
B21C1/00; B21C9/00; B22D11/00; C22C21/00; C22F1/00; C22F1/04; H01B13/00



 
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