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Three-way call detector unit
D346806 Three-way call detector unit
Patent Drawings:Drawing: D346806-2    Drawing: D346806-3    
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(2 images)

Inventor: Chong
Date Issued: May 10, 1994
Application: D/005,325
Filed: February 24, 1993
Inventors: Chong; Edward U. (Davie, FL)
Assignee: Communication Equipment & Engineering Company (Plantation, FL)
Primary Examiner: Holtje; Nelson C.
Assistant Examiner: Asch; Jeffrey
Attorney Or Agent: Mason, Kolehmainen, Rathburn & Wyss
U.S. Class: D13/184; D14/240
Field Of Search: 379/440; 379/441; 174/52.1; 174/50; 174/67; 361/641; 361/658; 361/673; 361/679; 361/724; 361/728; 361/730; 361/825; D14/100; D14/107; D14/109; D14/140; D14/240; D14/256; D13/162; D13/164; D13/184; D13/199
International Class:
U.S Patent Documents: D285554; D295178; D308664; D312627; D314746; D338193; D339788; 3896384; 4313025
Foreign Patent Documents:
Other References:

Claim: The ornamental design for a three-way call detector unit, as shown and described.
Description: FIG. 1 is a perspective view of a three-way call detector unit showing my new design;

FIG. 2 is a front elevational view of the three-way call detector unit;

FIG. 3 is a rear elevational view of the three-way call detector unit;

FIG. 4 is a right-hand side elevational view of the three-way call detector unit;

FIG. 5 is a left-hand side elevational view of three-way call detector unit;

FIG. 6 is a top plan view of the three-way call detector unit; and,

FIG. 7 is a bottom view of the three-way call detector unit.

The electrical cord has been shown broken away in FIGS. 3-7 for convenience of illustration.

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