| |
|
1970s Soviet civil trainer aircraft
|
220519 |
| |
|
Viking Air aircraft
|
219559 |
| |
|
1960s Canadian military utility aircraft
|
219558 |
| |
|
NAMC aircraft
|
219545 |
| |
|
MITI projects
|
219544 |
| |
|
1960s Japanese airliners
|
219543 |
| |
|
Nickel alloys
|
219500 |
| |
|
superalloy, a heat-resistant superalloy, HRSA, high-performance alloy - Superlegierung - Жаропрочные сплавы
|
219499 |
| |
|
Refractory metals
|
219498 |
| |
|
Nickel-chromium alloys
|
219497 |