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Class Information
Number: 314/72
Name: Electric lamp and discharge devices: consumable electrodes > Positive feed > Rotary electric motor > With motor circuit impedance regulator > Switch-controlled motor circuit
Description: Subject matter having the circuit for controlling the supply of current to the motor controlled by an electric switch, the switch being operated in response to the condition of the electric discharge.

Patents under this class:

Patent Number Title Of Patent Date Issued

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