US PATENT SUBCLASS 177 / 190
EQUAL ARM TYPE
Current as of:
June, 1999
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177 /
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WEIGHING SCALES
190
EQUAL ARM TYPE
{5}
191
DF
.~
> With counterweight manipulating means {1}
193
DF
.~
> With indicator tower
194
DF
.~
> With bias toward balance {1}
197
DF
.~
> With longitudinally movable poise
198
DF
.~
> With check link
DEFINITION
Classification: 177/190
(under the class definition) Apparatus comprising a beam balance with the fulcrum thereof located at the midpoint between connections supporting a load and a counterweight holder.
