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发明名称
Bett
摘要
申请公布号
DE840756(C)
申请公布日期
1952.06.09
申请号
DE1949P049070
申请日期
1949.07.16
申请人
KRUM KARL DR. MED.
发明人
KRUM KARL DR. MED.
分类号
A47C19/22
主分类号
A47C19/22
代理机构
代理人
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地址
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