315 / | HD | ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS |
76 | DF | SPECIAL APPLICATION {2} |
77 | .~ Vehicle {4} | |
78 | DF | .~.~> Vehicle motor or vehicle motion driven generator |
79 | DF | .~.~> Vehicle or engine speed controlled |
80 | DF | .~.~> Load device controller combined with vehicle controller {1} |
82 | DF | .~.~> Head light systems {1} |