Number | Name | Date | Kind |
---|---|---|---|
3293921 | Riordan et al. | Dec 1966 | |
3315224 | Ferguson | Apr 1967 | |
3732883 | Munch | May 1973 | |
3753296 | Steenwyk | Aug 1973 | |
3789935 | Saadeh | Feb 1974 | |
3977256 | Wernstedt | Aug 1976 |
Number | Date | Country |
---|---|---|
1468418 | Mar 1977 | GBX |
620568 | Mar 1975 | SUX |
Entry |
---|
Anon. Electronics, McGraw Hill Inc., New York, N.Y., vol. 49, No. 26, p. 11E, 12E, Dec. 23, 1976. |