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发明名称
Tube end-flaring mechanism
摘要
申请公布号
US2215789(A)
申请公布日期
1940.09.24
申请号
US19380223797
申请日期
1938.08.09
申请人
HARRISON JOHN K M
发明人
HARRISON JOHN K. M.
分类号
B21D41/02;B31F1/00
主分类号
B21D41/02
代理机构
代理人
主权项
地址
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