US PATENT SUBCLASS 177 / 210 R
.~ Electrical current generating or modifying

Current as of: June, 1999
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177 /   HD   WEIGHING SCALES

201  DF  SELF-POSITIONING {9}
210 R.~ Electrical current generating or modifying {4}
211  DF  .~.~> Strain gauge
210 C  DF  .~.~> Capacitors
210 EM  DF  .~.~> Electromotive or electromagnetic force
210 FP  DF  .~.~> Frequency changes or pulse counts

Unofficial Alpha Subclasses: R C EM FP

DEFINITION

Classification: 177/210

(under subclass 201) Apparatus wherein an electric current is generated or modified and the value of such current is taken as the weight value.

SEE OR SEARCH CLASS

73, Measuring and Testing,

763+, for a stress or strain testing device of the current generating or modifying type.

200, Electricity: Circuit Makers and Breakers,

85, for a weight controlled switch. 324, Electricity: Measuring and Testing,

71.1, for the determination of nonelectrical properties in general by measuring electrical properties.

338, Electrical Resistors,

2+, for a strain gauge type electrical resistor and subclass 47 for a resistor responsive to force.