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发明名称
Giessform für die aluminiothermische Schweissung von senkrecht gestossenen Rundstählen
摘要
申请公布号
CH428393(A)
申请公布日期
1967.01.15
申请号
CH19640012807
申请日期
1964.10.02
申请人
VEB CHEMISCHE WERKE BUNA
发明人
PROSCHEK,FRIEDRICH;JAEGER,ERICH
分类号
B23K23/00
主分类号
B23K23/00
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代理人
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