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发明名称
FILLER METAL,ESPECIALLY FOR BONDING HIGH-MELTING METALS IN ELECTRON TUBE SUB-ASSEMBLIES
摘要
申请公布号
PL142539(B1)
申请公布日期
1987.10.31
申请号
PL19830245004
申请日期
1983.12.09
申请人
发明人
分类号
B23K;B23K35/32;(IPC1-7):B23K35/32
主分类号
B23K
代理机构
代理人
主权项
地址
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