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发明名称
Elektrisches Heizkissen
摘要
申请公布号
DE543441(C)
申请公布日期
1932.02.05
申请号
DE1925SC74166D
申请日期
1925.05.17
申请人
BIRKA REGULATOR GESELLSCHAFT M. B. H.
发明人
分类号
H05B3/34
主分类号
H05B3/34
代理机构
代理人
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地址
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