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发明名称
Improvements in and relating to soldering metals and alloys, more particularly thosethat are difficult to solder
摘要
申请公布号
GB624369(A)
申请公布日期
1949.06.07
申请号
GB19460023542
申请日期
1946.08.08
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
B23K35/00
主分类号
B23K35/00
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代理人
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地址
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