发明名称 Viewfinder
摘要 A viewfinder including a base member for removably mounting on an electronic device suitable for taking digital photographs, attachment means connected to said base member for coupling the base member to an electronic device, an open-ended housing disposed on the base member, and a sighting grid disposed adjacent an open end of the open-ended housing and method for using same is provided.
申请公布号 US8213788(B2) 申请公布日期 2012.07.03
申请号 US20100927895 申请日期 2010.11.29
申请人 SOLL DAVID B.;FEINBLOOM RICHARD E. 发明人 SOLL DAVID B.;FEINBLOOM RICHARD E.
分类号 G03B13/02 主分类号 G03B13/02
代理机构 代理人
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