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发明名称
Work support for welders
摘要
申请公布号
US2786127(A)
申请公布日期
1957.03.19
申请号
US19540421520
申请日期
1954.04.07
申请人
PRICE BROTHERS COMPANY
发明人
OSWEILER PAUL L.
分类号
B21F27/12;B23K11/00
主分类号
B21F27/12
代理机构
代理人
主权项
地址
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