Patent
   D253700
Priority
Nov 14 1977
Filed
Nov 14 1977
Issued
Dec 18 1979
Expiry
Dec 18 1993
Assg.orig
Entity
unknown
11
5
n/a
The ornamental design for a midrange frequency loudspeaker, as shown.

FIG. 1 is a top plan view of the midrange frequency loudspeaker incorporating my new design;

FIG. 2 is a side elevational view of the loudspeaker of FIG. 1;

FIG. 3 is a front elevational view of the loudspeaker of FIG. 1; and

FIG. 4 is a rear elevational view of the loudspeaker of FIG. 1.

Gillum, Gary C.

Patent Priority Assignee Title
D264841, Dec 13 1979 Speakerlab, Inc. Speaker horn
D438523, Dec 09 1999 Sony Corporation; Sony Electronics Inc. Telephone answering machine
D471888, Jul 30 2002 Harman International Industries, Inc. Speaker housing
D500306, Jul 09 2002 Outline Di Noselli G. & C. S.N.C. Acoustic box line array unit
D532772, Dec 23 2004 BANG & OLUFSEN A S Loudspeaker
D566109, Apr 28 2007 Microphone
D569844, Feb 06 2007 Martin Audio Limited Loudspeaker
D586330, Feb 05 2008 Loudspeaker cabinet
D598427, Aug 07 2008 Loudspeaker cabinet
D772198, Jun 12 2015 CHIWAN ART INC.; CHIWAN ART INC Speaker
D814441, May 16 2016 Loudspeaker horn
Patent Priority Assignee Title
4014597, Aug 27 1975 ALFORD, EDWARD L Speaker enclosures
4083426, Oct 17 1974 Loud speaker apparatus
182351,
238182,
D247237, Jan 29 1976 Acoustic Fiber Sound Systems, Inc. Loudspeaker
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 14 1977Klipsch and Associates, Inc.(assignment on the face of the patent)
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