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发明名称
Procédé de blindage des soupapes
摘要
申请公布号
FR1032849(A)
申请公布日期
1953.07.06
申请号
FRD1032849
申请日期
1951.02.19
申请人
DEUTSCHE EDELSTAHLWERKE AKTIENGESELLSCHAFT
发明人
BECKER GOTTFRIED;STEINBERG FRITZ
分类号
B23K31/02
主分类号
B23K31/02
代理机构
代理人
主权项
地址
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