65 / | HD | GLASS MANUFACTURING |
160 | CONTROL RESPONSIVE TO CONDITION SENSING MEANS {4} | |
161 | DF | .~> Glass working fluid or treating fluid control |
162 | DF | .~> Temperature or heater control |
163 | DF | .~> Speed control |
164 | DF | .~> Molten glass dispenser or gatherer control |