US PATENT SUBCLASS 73 / 654
.~.~.~ With electrically controlled indicator
Current as of:
June, 1999
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73 /
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MEASURING AND TESTING
570
DF
VIBRATION
{10}
649
DF
.~ Sensing apparatus {5}
652
DF
.~.~ With inertia element {2}
654
.~.~.~ With electrically controlled indicator
DEFINITION
Classification: 73/654
With electrically controlled indicator:
(under subclass 652) Subject matter including an electrically controlled indicator.
