US PATENT SUBCLASS 246 / 489
MANUAL ACTUATION
Current as of:
June, 1999
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246 /
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RAILWAY SWITCHES AND SIGNALS
489
MANUAL ACTUATION
DEFINITION
Classification: 246/489
(under the class definition) Subject matter having means for manually or pedally actuating signals, switches and other movable elements.
SEE OR SEARCH THIS CLASS, SUBCLASS:
393+, and all subclasses mentioned in the search notes appended thereto for manually actuated switch stands.
