US PATENT SUBCLASS 222 / 637
.~ Open blast

Current as of: June, 1999
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222 /   HD   DISPENSING

630  DF  FLUID FLOW DISCHARGE {4}
637.~ Open blast

DEFINITION

Classification: 222/637

Open blast:

(under subclass 630) Dispenser including means to deliver the material to be dispensed into the fluid current path to discharge the material from the delivery means directly into the dispenser environment.

SEE OR SEARCH CLASS

239, Fluid Sprinkling, Spraying, and Diffusing,

77+, for orchard-type distributors wherein a fluent material is discharged by a gaseous current.