Number | Name | Date | Kind |
---|---|---|---|
D245158 | Davis, Jr. | Jul 1977 | |
D261138 | Davis, Jr. | Oct 1981 | |
D282469 | Lemoine, Jr. et al. | Feb 1986 | |
D283423 | Baugh | Apr 1986 | |
4644427 | Ashby | Feb 1987 | |
4817071 | Carlson et al. | Mar 1989 | |
4860133 | Baranski | Aug 1989 | |
4912575 | Shiosaki | Mar 1990 |
Entry |
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Westinghouse Electric Corp., Jul. 1985, p. 1, Westinghouse Accutrol 300 Frequency Control-Microprocessor. Computer Box Group 290. |