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Document Type and Number:
Japanese Patent JPS5329674
Kind Code:
B2
Application Number:
JP2692573A
Publication Date:
August 22, 1978
Filing Date:
March 07, 1973
Export Citation:
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International Classes:
B21D53/28; B21K1/30; B23P9/02; C21D1/00; F16H55/02; F16H55/06



 
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