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发明名称
Verfahren zum Einbrennen von Zeichen auf Metallflächen und Brennstift dazu.
摘要
申请公布号
CH166286(A)
申请公布日期
1933.12.31
申请号
CHD166286
申请日期
1932.10.25
申请人
STEINER,JOSEF
发明人
STEINER,JOSEF
分类号
B21C51/00
主分类号
B21C51/00
代理机构
代理人
主权项
地址
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