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发明名称
Tube-forming device
摘要
申请公布号
US2458563(A)
申请公布日期
1949.01.11
申请号
US19470794848
申请日期
1947.12.31
申请人
WILLIAM F. STAHL
发明人
COLLINS FRED V.
分类号
B23K13/00;B29C53/48;B29C53/50;B29C65/00;B29C65/04
主分类号
B23K13/00
代理机构
代理人
主权项
地址
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