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发明名称
Improvements in teeth-cleaning appliances
摘要
申请公布号
GB370201(A)
申请公布日期
1932.04.07
申请号
GB19310011906
申请日期
1931.04.22
申请人
IMRE VARGA
发明人
分类号
A46B1/00;A46B7/04;A46B9/04
主分类号
A46B1/00
代理机构
代理人
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