Number | Date | Country | Kind |
---|---|---|---|
59-153466 | Jul 1984 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3617744 | Irish | Nov 1971 | |
4152723 | McMahon et al. | May 1979 | |
4595295 | Wilczynski | Jun 1986 | |
4608494 | Kobayashi et al. | Aug 1986 | |
4615621 | Allen et al. | Oct 1986 |
Entry |
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"Alignment Beamsplitter Cube" by Gaston IBM Technical Disclosure Bulletin vol. 25, #5 Oct. 1982. |