Document Type and Number:
Japanese Patent JPS643544
Kind Code:
Y2
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Application Number:
JP15252483U
Publication Date:
January 31, 1989
Filing Date:
September 30, 1983
Export Citation:
International Classes:
B21D24/16; B21D5/00; B21D5/01; B21D7/06; B21D22/24; B21D37/08; B23D35/00; (IPC1-7): B21D7/06; B21D5/01
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