432 / | HD | HEATING |
120 | DF | WORK CHAMBER HAVING HEATING MEANS {12} |
121 | DF | .~ Having means by which work is progressed or moved mechanically {9} |
122 | DF | .~.~ Having manipulating means arranging, orienting, segregating or topically heating individual unit {4} |
124 | .~.~.~ Having structure rotating, reorienting, or inverting unit during heating |