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发明名称
TUBE EXPANDER
摘要
申请公布号
US3426565(A)
申请公布日期
1969.02.11
申请号
USD3426565
申请日期
1966.03.11
申请人
THOMAS C. WILSON INC.
发明人
DONALD E. SCHOTT
分类号
B21D39/10;(IPC1-7):B21D3/02;B21D1/02
主分类号
B21D39/10
代理机构
代理人
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