US PATENT SUBCLASS 116 / 202
.~ Visual light signal
Current as of: June, 1999
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DEFINITION
Classification: 116/202
Visual light signal:
(under subclass 200) Devices wherein illumination is used to provide a visual indication of a condition.
(1) Note. Any source of illumination may produce the light, e.g., flame, artificial light, sun, etc.
(2) Note. Illumination merely to light a scale, dial, pointer, or etc., is provided for in subclasses below.
(3) Note. Where the light signal is disclosed as being electrical, the patents are in Class 340.
SEE OR SEARCH THIS CLASS, SUBCLASS:
250, for an indicator with illumination means and see search notes for other areas.
SEE OR SEARCH CLASS 102, Ammunition and Explosives,
334, for smoke-generating means; and subclasses 336+ for flare means which are used for signalling.
340, Communications: Electrical,
815.4+, for visual electric signal means.
