Number | Name | Date | Kind |
---|---|---|---|
3223087 | Vladyka et al. | Dec 1965 | |
3817249 | Nicholson | Jun 1974 | |
4653509 | Oloff et al. | Mar 1987 | |
4722336 | Kim et al. | Feb 1988 | |
4750487 | Zanetti | Jun 1988 | |
4875478 | Chen | Oct 1989 | |
4940061 | Terwillerger | Jul 1990 | |
5056523 | Hutchkiss, Jr. et al. | Oct 1991 | |
5080662 | Paul | Jan 1992 | |
5154723 | Kubota et al. | Oct 1992 | |
5183465 | Xanthakos et al. | Feb 1993 | |
5308352 | Koutrouvelis | May 1994 |
Number | Date | Country |
---|---|---|
2584601 | Jan 1987 | FRX |
869842 | Mar 1953 | DEX |
1055503 | Nov 1983 | SUX |
Entry |
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Bland et al., "A Direct-Drive, Non-Rotating Version of Ranck's Microdrive", Physiology and Behavior, vol. 24, May 16, 1979, pp. 395-397. |