US PATENT SUBCLASS 368 / 240
.~.~ With circular pattern of light sources
Current as of:
June, 1999
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368 /
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HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES
223
DF
DISPLAYS OR DISPLAY DEVICE DETAILS
{5}
239
DF
.~ Optical {3}
240
.~.~ With circular pattern of light sources
DEFINITION
Classification: 368/240
With circular pattern of light sources:
(under subclass 239) Subject matter wherein the indicating means is arranged in a ring or rings.