US PATENT SUBCLASS 291 / 22
POWER-ACTUATED
Current as of: June, 1999
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DEFINITION
Classification: 291/22
The sand-dispensing mechanism is driven by power, as by connection with a car wheel or axle.
SEE OR SEARCH CLASS
222, Dispensing,
611.1+, for ambulant dispensers adapted to travel on rails or tracks, and subclasses 613+ for ground wheel operated dispensers.
