219 / | HD | ELECTRIC HEATING |
|
200 | DF | HEATING DEVICES {14} |
385 | DF | .~ Combined with container, enclosure, or support for material to be heated {12} |
443.1 | DF | .~.~ Exposed horizontal planar support surface for material to be heated (e.g., hot plate, etc.) {13} |
451.1 | DF | .~.~.~ Having support for a heating unit {5} |
454.11 | | .~.~.~.~ Bracket having a hub and three or more angularly spaced horizontal projections (e.g., a spider, etc.) {1} |
454.12 | DF | .~.~.~.~.~> Having means to secure to the heating unit or a surrounding support |