USPatentGranted
S

Combined microphone and loudspeaker

Granted 14 Aug 1984 · no office action yet

Current assignee: Nokia Bell Labs · originally Hollin Law Offices

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Inventors: James Wilson, Edward W. Festa, Gordon E. Sylvester, John N. McGarvey · Examiner: Jane E. Corrigan · AU 292 · TC 2900

Application
358913
filed 17 Mar 1982
Publication
Not published
not published
Patent· this page
US D275096
granted 14 Aug 1984

Life of the patent

4 dated events
⤢ drag to zoom19821984198619881990199219941996199820002002ProsecutionOwnershipTerm & fees
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Description

1 parts
›FIG. 1 is a front, top and right…

FIG. 1 is a front, top and right side perspective view of a combined microphone and loudspeaker showing our new design;

FIG. 2 is a front, top and left side perspective view;

FIG. 3 is a front elevational view;

FIG. 4 is a side elevational view;

FIG. 5 is a top plan view;

FIG. 6 is a view like FIG. 1 of a modified form of a combined microphone and loudspeaker showing our new design;

FIG. 7 is a front, top and left side perspective view thereof;

FIG. 8 is a front elevational view thereof;

FIG. 9 is a side elevational view thereof; and

FIG. 10 is a top plan view thereof.

the grant prints no section headings; every part label below is ours, taken from that part's own first words

Claims

1 · 1 independent · depth 1
1 granted claims

Classifications

3 codes
USPC · US Patent Classification
D14/12D14/32D14/33

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Pendency
2.4 y
881 days filing → grant
Office actions
0
on the grant's record
Examiner
Jane E. Corrigan
art unit 292 · TC 2900
Citations: 1 back · 0 forward

Chain of title

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