US PATENT SUBCLASS 200 / 1 TK
.~ Telephone key, leaf spring


Current as of: June, 1999
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200 /   HD   ELECTRICITY: CIRCUIT MAKERS AND BREAKERS

1 R  DF  MULTIPLE CIRCUIT CONTROL {12}
1 TK.~ Telephone key, leaf spring

Unofficial Alpha Subclasses: R A B TK V

DEFINITION

Classification: 200/1

(under the class definition) Devices in which a plurality of contacts are arranged to control two or more circuits.

(1) Note. This group includes motor and resistance controllers, per se, the combination of these with electro-magnetic control, and operators peculiar to this type of circuit control.

SEE OR SEARCH THIS CLASS, SUBCLASS:

19.01+, for devices for the periodic control of a plurality of circuits.

33+, for combinations with retarding means.

51+, especially subclasses 51.03-51.06 for multiple circuit control switches actuated by or claimed in combination with a plug, socket, or other connector coupling device.