Number | Name | Date | Kind |
---|---|---|---|
3391420 | Anderson | Jul 1968 | |
3835585 | Anderson et al. | Sep 1974 | |
3851354 | Anderson | Dec 1974 | |
3908228 | Newcomer | Sep 1975 | |
4177540 | Gorton | Dec 1979 | |
4352222 | Mages et al. | Oct 1982 | |
4439888 | Merillat | Apr 1984 | |
4654930 | Lautenschlager, Jr. et al. | Apr 1987 | |
4987640 | Lin | Jan 1991 | |
5355557 | Cress et al. | Oct 1994 | |
5392493 | Youngdale | Feb 1995 |
Entry |
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Drawing--5 Sheets (FIGS 1-20), showing various embodiments of a Prototype Hinge developed by David R. Cress, and shown to prospective customers on or about Jan., 1990. |