US PATENT SUBCLASS 177 / 158
.~.~ Plural beams

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

154  DF  MEANS HOLDING LOAD-DRIVEN ELEMENT AGAINST MOTION {4}
157  DF  .~ Balance beam {1}
158.~.~ Plural beams

DEFINITION

Classification: 177/158

(under subclass 157) Apparatus including a plurality of counterweight beams each provided with its own holding means.