US PATENT SUBCLASS 116 / 64
ELEVATOR
Current as of: June, 1999
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DEFINITION
Classification: 116/64
(under the class definition) Devices include mechanical, as distinguished from electric, means for signaling the elevator from different floors or mine-levels or for signaling between the operator and the engineer.
SEE OR SEARCH THIS CLASS, SUBCLASS:
68, for automatically operated elevator or hoist alarms.
122, for devices for indicating the position of the elevator.
SEE OR SEARCH CLASS
340, Communications: Electrical,
19+, for electrical elevator signaling systems.
