US PATENT SUBCLASS 222 / 649
.~ For aerosol dispenser

Current as of: June, 1999
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222 /   HD   DISPENSING

638  DF  INCLUDING TIMER {4}
649.~ For aerosol dispenser

DEFINITION

Classification: 222/649

For aerosol dispenser:

(under subclass 638) Dispenser comprising a gas-pressurized container for dispensing a solid, or liquid contained therein by entraining fine particles of the solid, or liquid in gas allowed to escape from the container through a valve controlled by the period limiting means.