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Publication numberUSD307274 S
Publication typeGrant
Application numberUS 07/263,491
Publication dateApr 17, 1990
Filing dateOct 27, 1988
Priority dateApr 27, 1988
Publication number07263491, 263491, US D307274 S, US D307274S, US-S-D307274, USD307274 S, USD307274S
InventorsKiyoshi Sasaki, Keigo Kawasaki
Original AssigneeNec Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Audio teleconference equipment with acoustic echo canceller
US D307274 S
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  1. An audio teleconference equipment with acoustic echo canceller, as shown.

FIG. 1 is a front, top and right side perspective view of an audio teleconference equipment with acoustic echo canceller, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof.

Non-Patent Citations
1Brochure: Bota Conference 21-L System (date of publication unknown).
2Brochure: RYKOS VIC (date of publication unknown).
3Brochure: Shure ST6000 Type 2, Oct., 1987.
4Brochure: TIS Conference (date of publication unknown).
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8761100Oct 11, 2011Jun 24, 2014CBF Networks, Inc.Intelligent backhaul system
U.S. ClassificationD14/243, D14/140, 379/440, 379/420.01, D14/240