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发明名称
FORMING METHOD FOR T-JOINT
摘要
申请公布号
JPS56154243(A)
申请公布日期
1981.11.28
申请号
JP19800058223
申请日期
1980.04.30
申请人
SUMITOMO METAL IND;SUMIKIN KIKO KK
发明人
KOJIMA MASAYASU;YAMAZAKI MASATAKE
分类号
B21K1/16;B21J5/00;F16L41/02
主分类号
B21K1/16
代理机构
代理人
主权项
地址
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