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发明名称
Routing
摘要
申请公布号
US2718689(A)
申请公布日期
1955.09.27
申请号
US19500187178
申请日期
1950.09.28
申请人
MASON ROGER S;MASON RICHARD H
发明人
MASON ROGER S.;MASON RICHARD H.
分类号
B23C5/26
主分类号
B23C5/26
代理机构
代理人
主权项
地址
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