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发明名称
Means of retention and traction for dentures
摘要
申请公布号
US1947907(A)
申请公布日期
1934.02.20
申请号
US19310509828
申请日期
1931.01.19
申请人
JAY GROVES
发明人
GROVES JAY
分类号
A61C13/24;C10L9/02
主分类号
A61C13/24
代理机构
代理人
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