US PATENT SUBCLASS 84 / 734
.~.~.~ Strain gauge

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
600  DF  .~ Electrical musical tone generation {5}
723  DF  .~.~ Transducers {9}
734.~.~.~ Strain gauge

DEFINITION

Classification: 84/734

Strain gauge:

(under subclass 723) Subject matter wherein a varying force, tension or pressure is converted into a varying electrical current or potential.

SEE OR SEARCH CLASS

29, Metal Working,

621.1, for methods of making strain gauges.

338, Electrical Resistors,

2+, for strain gauges; subclass 69 for variable resistors controlled by musical instrument playing keys.