| Number | Name | Date | Kind |
|---|---|---|---|
| D205140 | Dreyfuss et al. | Jun 1966 | |
| D227375 | Howard | Jun 1973 | |
| D250254 | Booty | Nov 1978 | |
| D252932 | Felder | Sep 1979 | |
| D273109 | Breger | Mar 1984 | |
| 4286124 | Guttmann | Aug 1981 |
| Entry |
|---|
| Telephony, 9/14/81, Boatwright article on Alarn Reporting, p. 78, Comm. Interface, etc. 4094/4095. |