Number | Name | Date | Kind |
---|---|---|---|
2858505 | Shawhan | Oct 1958 | |
3234457 | Sower et al. | Feb 1966 | |
3337796 | Hentschel et al. | Aug 1967 | |
3491289 | Petrini | Jan 1970 | |
3747011 | Buck | Jul 1973 | |
3872380 | Gardiner | Mar 1975 | |
4475083 | Linder | Oct 1984 |
Number | Date | Country |
---|---|---|
0058076 | Aug 1982 | EPX |
0096568 | Dec 1983 | EPX |
501581 | Mar 1939 | GBX |
637336 | May 1950 | GBX |
845712 | Aug 1960 | GBX |
875567 | Aug 1961 | GBX |
943064 | Nov 1963 | GBX |
1219480 | Jan 1971 | GBX |
1534039 | Nov 1978 | GBX |
2004374 | Mar 1979 | GBX |
Entry |
---|
Heathkit Schematic and Circuit Description of Models GD-1190 and GD-1290. |