STATEMENT OF GENERAL SUBJECT MATTER OF CLASS
This is the residual class for:
A. Systems or devices which provide safety and protectionfor other systems and devices.
B. Control circuits for electromagnetic devices.
C. Control circuits for nonelectromagnetic-type relays.
D. Systems or devices which discharge, or prevent the accumulationof electrical charge on or in an object or material.
E. Circuits for charging objects or materials.
F. Systems for generating or conducting an electric charge.
G. Systems which process electrical speed signals.
H. Circuits for reversing the polarity of an electric circuit.
I. Systems which cause the ignition of a fuel or an explosivecharge.
J. Systems and processes for demagnetizing a magnetic field.
K. Transformers and inductors with integral switch, capacitoror lock.
L. Electrostatic capacitors, per se.
M. Housings and mounting assemblies with plural diverse electricalcomponents.
N. Electrolytic systems and devices.
O. Miscellaneous electrical systems and devices, which arenot generic to any other class and are not provided for in any othersubclass of this class.