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发明名称
Verfahren zum Plattieren zweier Koerper von verschiedenem Schmelzpunkt
摘要
申请公布号
DE668402(C)
申请公布日期
1938.12.02
申请号
DE1936W098263D
申请日期
1936.03.03
申请人
JOHANNES WENTZEL
发明人
分类号
B23K20/227
主分类号
B23K20/227
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