| Number | Name | Date | Kind |
|---|---|---|---|
| D255032 | Maddock | May 1980 | |
| D265734 | Mahan | Aug 1982 | |
| D274243 | Asaki | Jun 1984 | |
| D282361 | Brown et al. | Jan 1986 | |
| D289155 | Brooks et al. | Apr 1987 | |
| D290837 | Martinez | Jul 1987 | |
| D298618 | Martinez | Nov 1988 | |
| 4596901 | Hanscom et al. | Jun 1986 |
| Entry |
|---|
| HFD; 06/15/87; p. 82; top right--Answermate 500. |
| HFD; 08/17/87; p. 83; top left--PhoneMate 6800. |
| HFD; 12/16/85; p. 116, top right--Record a Call Model 2020. |