US PATENT SUBCLASS 368 / 149
.~.~.~.~ Electric
Current as of:
June, 1999
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368 /
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HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES
139
DF
MECHANICAL TIME BASE
{1}
140
DF
.~ Mainspring {7}
147
DF
.~.~ With winding {3}
148
DF
.~.~.~ Self {2}
149
.~.~.~.~ Electric {1}
150
DF
.~.~.~.~.~
> Weight controlled
DEFINITION
Classification: 368/149
Electric:
(under subclass 148) Subject matter wherein the automatic means has an electrical circuit or component.