Patent
   D381990
Priority
Jul 19 1996
Filed
Jul 19 1996
Issued
Aug 05 1997
Expiry
Aug 05 2011
Assg.orig
Entity
unknown
5
5
n/a
The ornamental design for sub woofer, as shown and described.

FIG. 1 is a perspective view of sub woofer 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 view thereof; and,

FIG. 7 is a bottom view thereof.

Chu, Ming-Li

Patent Priority Assignee Title
D419559, Feb 01 1999 Chiayo Electronics Co., Ltd. Speaker
D542271, Dec 29 2005 Audiovox Corporation Speaker enclosure
D832235, Jul 25 2016 Bose Corporation Sub-woofer
D879072, Aug 30 2018 SHENZHEN SKYWORTH-RGB ELECTRONIC CO., LTD Speaker
D920285, Jul 01 2019 B&C SPEAKERS S P A Loudspeaker
Patent Priority Assignee Title
3028927,
4381831, Oct 28 1980 United Recording Electronic Industries High frequency horn
5181301, Mar 06 1986 MOLEX INCORPORATED A CORP OF DELAWARE Method of making a very compact audio warning system
D249941, Sep 17 1976 ALTEC LANSING CORPORATION, 101 COLLEGE ROAD, EAST, PRINCETON, NEW JERSEY, 08540, A CORP OF DE Loudspeaker
D354058, Aug 19 1992 CTS Corporation Dual-driver speaker
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 16 1996CHU, MING-LIMAG TECHNOLOGY CO , LTD , A CORPORATION OF REPUBLIC OF CHINAASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0081810202 pdf
Jul 19 1996Mag Technology C., Ltd.(assignment on the face of the patent)
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