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经营范围
发明名称
Dental spray
摘要
申请公布号
US2187586(A)
申请公布日期
1940.01.16
申请号
US19370138880
申请日期
1937.04.26
申请人
HAROLD A. HOOPER
发明人
HOOPER WILLIAM J.
分类号
A61C17/02
主分类号
A61C17/02
代理机构
代理人
主权项
地址
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