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发明名称
MEJORAS INTRODUCIDAS EN LA PREPARACIoN DE ALEACIONES PARA LA SOLDADURA FUERTE, ESPECIALMENTE PARA MATERIALES DIFiCILMENTE SOLDABLES
摘要
申请公布号
ES230527(A1)
申请公布日期
1957.03.01
申请号
ES19270002305
申请日期
1956.08.23
申请人
DEUTSCHE GOLD-UND SILBER-SCHEIDEANSTALT, VORMALS ROESSLER
发明人
分类号
(IPC1-7):B23
主分类号
(IPC1-7):B23
代理机构
代理人
主权项
地址
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