Number | Name | Date | Kind |
---|---|---|---|
4217048 | Egawa | Aug 1980 | A |
5446590 | Kikuchi | Aug 1995 | A |
5749008 | Ishihara et al. | May 1998 | A |
6252729 | Kanai | Jun 2001 | B1 |
20020191300 | Neil | Dec 2002 | A1 |
Number | Date | Country |
---|---|---|
5-346608 | Dec 1993 | JP |
Entry |
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Literature from OpTex entitled “Electronic Extension Viewfinder For Sony ENG Cameras”, dated Nov. 1990. |