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发明名称
Anordning ved det bevægelige Organ i elektriske Lyddaaser.
摘要
申请公布号
DK64156(C)
申请公布日期
1945.12.10
申请号
DK19440000821
申请日期
1944.03.21
申请人
WALTER CHRISTENSEN
发明人
WALTER CHRISTENSEN
分类号
主分类号
代理机构
代理人
主权项
地址
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