| ·Double NiCr-CuNi WRE2-130 | [2020-03-30] | |
| ·Single nickel-chrome-copper nickel WRE-130 | [2020-03-30] | |
| ·Double NiCr-NiSi WRN2-130 | [2020-03-30] | |
| ·Single NiCr-NiSi WRN-130 | [2020-03-30] | |
| ·Double NiCr-CuNi WRE2-120 | [2020-03-30] | |
| ·Double platinum rhodium 30-platinum rhodium WRR2-131 | [1970-01-01] | |
| ·Single platinum-rhodium 10-platinum WRP-130 | [1970-01-01] | |
| ·Single platinum rhodium 10-platinum WRP-131 | [1970-01-01] | |
| · Double platinum rhodium 10-platinum WRP2-130 | [1970-01-01] | |
| ·Double platinum rhodium 10-platinum WRP2-131 | [1970-01-01] | |
