Gas and liquid contact apparatus – Fluid distribution – Valved
Patent
1993-12-30
1995-07-11
Miles, Tim R.
Gas and liquid contact apparatus
Fluid distribution
Valved
261DIG65, 422124, B01F 304
Patent
active
054318599
ABSTRACT:
An air freshening device employing a forced air means to diffuse air freshening material housed in the device throughout an enclosed area thereby allowing continuous freshening of the air in said enclosed area. The device is adapted to cover a heating or air conditioning vent, and may comprise either a box-like housing with adjustable front openings (FIG. 1), or a cylindrical housing (FIGS. 2 or 3) having a rotatable container therein holding an air freshening material, with cooperating adjustable slots.
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American Heritage Dictionary, Apr. 1982, p. 970.
Lessler Arthur L.
Miles Tim R.
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