keyshelf
keyshelf
[′kē‚shelf] (communications)
Horizontal shelf of a manual telephone switchboard on which are mounted the keys by which the operator switches one or more of the switchboard circuits.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive
At ground level there was a front door (letterbox on it, coatrack within reach of it, lightswitch and
keyshelf next to it) up right and a kitchen door (barometer alongside it) up left.
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