Document Type and Number:
Japanese Patent JPS539340
Kind Code:
U
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Application Number:
JP9360777U
Publication Date:
January 26, 1978
Filing Date:
July 14, 1977
Export Citation:
International Classes:
B21B25/00; B21B19/04; B21C23/00; B21J5/10; B21J13/02; (IPC1-7): B21C23/00; B21B19/04; B21J5/10
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