APPARATUS FOR AND METHOD OF DISPENSING ACTIVE MATERIALS

An apparatus for dispensing active materials comprises a housing and control circuitry disposed within the housing. The control circuitry implements programming for a mode of operation in which during a first period of time a first active material is emitted, during a second period of time the first...

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Hauptverfasser: WOLF, JEFFREY J, SCHRAMM, HEATHER R
Format: Patent
Sprache:eng ; fre ; ger
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