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发明名称
Appareil indicateur de phase
摘要
申请公布号
FR991946(A)
申请公布日期
1951.10.11
申请号
FRD991946
申请日期
1949.08.04
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
分类号
B23K11/24;G01R25/00
主分类号
B23K11/24
代理机构
代理人
主权项
地址
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