Number | Name | Date | Kind |
---|---|---|---|
D256581 | Bartin | Aug 1980 | |
D297231 | Rasnake et al. | Aug 1988 | |
D298313 | De Jong | Nov 1988 | |
2857570 | Simpson | Oct 1958 | |
4611875 | Clarke et al. | Sep 1986 | |
4648682 | Tubbs | Mar 1987 | |
4878848 | Ingalsbe | Nov 1989 | |
4975087 | Williams et al. | Dec 1990 |
Number | Date | Country |
---|---|---|
2617662 | Jan 1989 | FRX |
Entry |
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Telephone Line TesterITC-3007 on p.V of Specialized Products Co. Fall 1989 Catalog. |
Connectors and cables B on p. 69 of Specialized Products Co. Fall 1989 Catalog. |