Sterilizer casing for a telephone handset

The ornamental design for a sterilizer casing for a telephone handset, as shown and described.

FIG. 1 is a front and right side perspective view of a sterilizer casing for a telephone handset showing my new design;

FIG. 2 is a side elevational view thereof, the side opposite being a mirror image; and

FIG. 3 is a bottom plan view thereof.

Patent	Priority	Assignee	Title
D329241,	Feb 10 1992		Portable cover for telephone mouthpiece and earpiece
D371136,	May 10 1995	KLEEN TEL BRANDS INC	Sanitary cover for telephones
D402665,	Oct 22 1997		Disposable telephone earpiece and mouthpiece cover

Patent	Priority	Assignee	Title
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4613928,	Nov 06 1984		Telephone sterilizer
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859827,
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182231,
D291322,	Mar 20 1985	FLOWIL INTERNATIONAL HOLDING B V	Multilamp photoflash unit
DE3321260,
FR954247,
FR1073258,

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