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经营范围
发明名称
Dental operating lamp
摘要
申请公布号
US1963278(A)
申请公布日期
1934.06.19
申请号
US19320645079
申请日期
1932.11.30
申请人
PIEPER ALPHONSE F
发明人
PIEPER ALPHONSE F.
分类号
F21S8/00;F21V21/28
主分类号
F21S8/00
代理机构
代理人
主权项
地址
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