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经营范围
发明名称
DENTAL KEYING DEVICE
摘要
申请公布号
US3581398(A)
申请公布日期
1971.06.01
申请号
USD3581398
申请日期
1968.12.09
申请人
THOMAS TECHNADENT PRODUCTS INC.
发明人
JOHN M. THOMAS
分类号
A61C9/00;(IPC1-7):A61C13/00
主分类号
A61C9/00
代理机构
代理人
主权项
地址
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