Conference telephone microphone control unit
- AT&T
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Description
FIG. 1 is a front, top and left side perspective view of a conference telephone microphone control unit showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a right side elevational view thereof; and
FIG. 5 is a bottom plan view thereof.
Referenced Cited
Patent History
Patent number: D277282
Type: Grant
Filed: Mar 17, 1982
Date of Patent: Jan 22, 1985
Assignee: AT&T Bell Laboratories (Murray Hill, NJ)
Inventors: William L. Barton, III (Holmdel, NJ), Edward J. Peterson (Eatontown, NJ), Gordon E. Sylvester (Jamaica, NY)
Primary Examiner: Jane E. Corrigan
Attorney: S. R. Williamson
Application Number: 6/358,915
Type: Grant
Filed: Mar 17, 1982
Date of Patent: Jan 22, 1985
Assignee: AT&T Bell Laboratories (Murray Hill, NJ)
Inventors: William L. Barton, III (Holmdel, NJ), Edward J. Peterson (Eatontown, NJ), Gordon E. Sylvester (Jamaica, NY)
Primary Examiner: Jane E. Corrigan
Attorney: S. R. Williamson
Application Number: 6/358,915
Classifications
Current U.S. Class:
D14/59;
D14/12