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发明名称
PATTERNING METHOD FOR EXTRUDED CYLINDRICAL MATERIAL MADE OF ALUMINUM
摘要
申请公布号
JPS56148419(A)
申请公布日期
1981.11.17
申请号
JP19800051310
申请日期
1980.04.17
申请人
NIPPON KOKI KK
发明人
FURUKAWA KISHIKAZU
分类号
B21D53/44;B21D22/02;B21D28/28
主分类号
B21D53/44
代理机构
代理人
主权项
地址
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