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发明名称
Transportredskab til såkaldte høryttere.
摘要
申请公布号
DK69510(C)
申请公布日期
1949.07.04
申请号
DK19460003718
申请日期
1946.09.24
申请人
NIELS LUNDKVIST NIELSEN
发明人
NIELS LUNDKVIST NIELSEN
分类号
主分类号
代理机构
代理人
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