Number | Name | Date | Kind |
---|---|---|---|
1620146 | Walton | Mar 1927 | |
2019224 | Hess | Oct 1935 | |
3362090 | Adam | Jan 1968 | |
3363335 | Burans et al. | Jan 1968 | |
3460272 | Pellicore | Aug 1969 | |
3538911 | Emmons | Nov 1970 | |
3568666 | Dunn | Mar 1971 | |
3582069 | Flick | Jun 1971 | |
3589720 | Agamian | Jun 1971 | |
3759511 | Zinkins et al. | Sep 1973 | |
3912262 | Micko | Oct 1975 | |
3976058 | Tidwell | Aug 1976 | |
4324399 | Rickey | Apr 1982 | |
4422634 | Hopkins | Dec 1983 |
Entry |
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"The Auto-Trac Table"-advertising brochure-dated 1985,-Marked Patent Pending. |
Advertising brochure for "Exer-Cor Cross Pattern Creeper"-(1985) European-origin device referred to on p. 3 of Specification. |
R. Cailliet, Low Back Pain Syndrome (Edition 3), ch. 4, pp. 79-106, [Note esp. FIGS. 61, 62, 64 and 67-69], (1981). |