Patent
   D332608
Priority
Feb 05 1990
Filed
Jul 31 1990
Issued
Jan 19 1993
Expiry
Jan 19 2007
Assg.orig
Entity
unknown
8
6
n/a
The ornamental design for a combined microphone, speaker and amplifier, as shown.

FIG. 1 is a top, front and right-side perspective view of a combined microphone, speaker and amplifier showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left-side elevational view thereof;

FIG. 5 is a right-side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Masagaki, Yoshihiro

Patent Priority Assignee Title
5640459, Aug 29 1995 Portable voice amplifier
D363718, Jul 20 1994 Hand held, self contained, personal voice amplifier
D642155, Dec 10 2010 NIELSEN-KELLERMAN CO Megaphone
D716754, Jul 25 2012 NIELSEN-KELLERMAN CO Megaphone
D720329, Jul 25 2012 NIELSEN-KELLERMAN CO Megaphone
D751532, Dec 21 2014 Horizontal computer microphone
D821996, Feb 01 2016 PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. Megaphone
D925501, Nov 28 2018 Horizontal computer microphone
Patent Priority Assignee Title
3626617,
4527019, Jun 20 1984 Microphone hanger
182820,
185860,
D296781, Mar 26 1985 Sony Corporation Microphone
D321692, Sep 28 1989 Motorola, Inc. Combined microphone and radio control unit or similar article
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 19 1990MASAGAKI, YOSHIHIROSONY CORPORATION, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0053980565 pdf
Jul 31 1990Sony Corporation(assignment on the face of the patent)
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