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经营范围
发明名称
Process for initiating and maintaining high tension currents in gas purifying apparatus
摘要
申请公布号
GB371859(A)
申请公布日期
1932.04.22
申请号
GB19310002209
申请日期
1931.01.22
申请人
SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
分类号
H02M7/06
主分类号
H02M7/06
代理机构
代理人
主权项
地址
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