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经营范围
发明名称
Air-vibrator dental scaler
摘要
申请公布号
USRE29687(E)
申请公布日期
1978.07.04
申请号
US19760746081
申请日期
1976.11.30
申请人
发明人
分类号
A61C1/07;A61C17/20;D06F19/00
主分类号
A61C1/07
代理机构
代理人
主权项
地址
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