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发明名称
Automatic water tumbler filling apparatus for dental units
摘要
申请公布号
US2709546(A)
申请公布日期
1955.05.31
申请号
US19530371259
申请日期
1953.07.30
申请人
RITTER COMPANY, INC.
发明人
SHORE NATHAN A.
分类号
A61C17/02
主分类号
A61C17/02
代理机构
代理人
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地址
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