|
| US4021268 | 15. Okt. 1975 | 3. Mai 1977 | Robertshaw Controls Company | Thermocouple assembly with a sheath |
| US4177034 | 29. Dez. 1977 | 4. Dez. 1979 | Robertshaw Controls Company | Retrofit igniter |
| US4421942 | 7. Dez. 1981 | 20. Dez. 1983 | Robertshaw Controls Company | Thermocouple mounting system |
| US4514474 | 11. März 1983 | 30. Apr. 1985 | Lockheed Missiles & Space Company, Inc. | Air cathode structure manufacture |
