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经营范围
发明名称
Stromwandler.
摘要
申请公布号
AT129185(B)
申请公布日期
1932.07.11
申请号
ATD129185
申请日期
1930.06.21
申请人
DR. ING. ROELOF HERMAN BORKENT
发明人
DR. ING. ROELOF HERMAN BORKENT
分类号
主分类号
代理机构
代理人
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