| Number | Name | Date | Kind |
|---|---|---|---|
| D225594 | Brooks et al. | Dec 1972 | |
| D264969 | McGourty | Jun 1982 | |
| D276718 | Goodin et al. | Dec 1984 | |
| D289286 | Aldrich et al. | Apr 1987 | |
| D289287 | Aldrich et al. | Apr 1987 | |
| D289644 | Aldrich et al. | May 1987 | |
| D297128 | Guscott et al. | Aug 1988 |
| Entry |
|---|
| Enclosures on p. 66 of Allied Electronics .COPYRGT.1990. |
| Enclosures on p. 69 of Allied Electronics .COPYRGT.1990. |