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发明名称
Roll forming apparatus for metallic strip, and method
摘要
申请公布号
US2843179(A)
申请公布日期
1958.07.15
申请号
US19550510191
申请日期
1955.05.23
申请人
ARMCO STEEL CORPORATION
发明人
WILEY ALLEN DALE;RUSSELL ROY VOGAL
分类号
B21D13/04
主分类号
B21D13/04
代理机构
代理人
主权项
地址
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