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Class Information
Number: 373/12
Name: Industrial electric heating furnaces > Electron beam furnace device > Vaporizing furnace > Power supply and control circuit
Description: Subject matter including means to regulate and power the operation of the vaporizing furnace.

Patents under this class:

Patent Number Title Of Patent Date Issued
5084090 Vacuum processing of reactive metal Jan. 28, 1992
4918705 Furnace enclosure having a clear viewpath Apr. 17, 1990
4551844 Demodulation of vapor density Nov. 5, 1985
4429401 Molten-metal liquid level sensor Jan. 31, 1984
4000423 Fast response high temperature evaporation control Dec. 28, 1976

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