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发明名称
MOTOR DRIVEN TOOTH CLEANING DEVICE
摘要
申请公布号
CA393873(A)
申请公布日期
1941.01.14
申请号
CAD393873
申请日期
申请人
CALVIN L. SMITH
发明人
CALVIN L. SMITH
分类号
主分类号
代理机构
代理人
主权项
地址
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