Heating unit
United States Patent 2777930
US Patent References:
Heater controller
- - 1696684

Pasteurizing system
- - 2100327

Heating surface
- - 2205543

Propeller blade deicing shoe
- - 2503457

/2512875.html
- - 2512875


Inventors:
Max, Nathanson
Publication Date:
01/15/1957
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Assignee:
Max, Nathanson
Primary Class:
219/543
Other Classes:
338/254, 338/307, 338/203
International Classes:
F24D13/02; H05B3/26; H05B3/22
US Patent References:
2518807Electrical heating element
2598878Heater and shunt mechanism for overload relays
2613306Electrical wiring panel
2641675Printed electrical conductor
2660659Heated roller blind
2683673Film-type heating element