Number | Name | Date | Kind |
---|---|---|---|
3814521 | Free | Jun 1974 | |
4111557 | Rottenkolber et al. | Sep 1978 | |
4155650 | Yasue et al. | May 1979 | |
4188544 | Chasson | Feb 1980 | |
4335962 | DiMatteo et al. | Jun 1982 | |
4343553 | Nakagawa et al. | Aug 1982 |
Entry |
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Tolanski, S., "A Topographic Microscope", Scientific American, Aug. 1954, pp. 54-59. |