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发明名称
Miniature heads for dental angle handpieces
摘要
申请公布号
US2806285(A)
申请公布日期
1957.09.17
申请号
US19550509079
申请日期
1955.05.17
申请人
ERICH HOFFMEISTER;KURT ROHM
发明人
HOFFMEISTER ERICH;ROHM KURT
分类号
A61C1/14
主分类号
A61C1/14
代理机构
代理人
主权项
地址
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