Number | Name | Date | Kind |
---|---|---|---|
2082967 | McKiernan | Jun 1937 | |
3646309 | Smith, Jr. et al. | Feb 1972 | |
4095077 | Schneider et al. | Jun 1978 | |
4151395 | Kushner et al. | Apr 1979 | |
4188525 | Merrick et al. | Feb 1980 |
Number | Date | Country |
---|---|---|
2645788 | Apr 1978 | DEX |
Entry |
---|
ESAB Publication, "Joint Tracking Unit AG-GAA", 12/1/1977. |