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Patent
D253819
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Priority
Nov 14 1977
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Filed
Nov 14 1977
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Issued
Jan 01 1980
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Expiry
Jan 01 1994
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Assg.orig
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Entity
unknown
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11
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5
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n/a
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The ornamental design for a low frequency loudspeaker, as shown.
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FIG. 1 is a top plan view of the low 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 |
D266243, |
Jun 02 1980 |
ADVANCED WAVE FORM SCIENCES, INC , A PA CORP |
Loudspeaker |
D271967, |
May 27 1981 |
MEYER SOUND LABORATORIES INCORPORATED, BERKELEY, CA, A CORP OF CA |
Loudspeaker |
D353378, |
Sep 04 1992 |
|
Speaker box |
D517525, |
Sep 15 2003 |
Martin Audio Limited |
Loudspeaker unit |
D524797, |
Mar 12 2004 |
SOUND PHYSICS LABS, INC |
Loudspeaker |
D586330, |
Feb 05 2008 |
|
Loudspeaker cabinet |
D598427, |
Aug 07 2008 |
|
Loudspeaker cabinet |
D647503, |
Dec 20 2010 |
|
Loudspeaker cabinet |
D705192, |
Oct 31 2012 |
Hewlett-Packard Development Company, L.P. |
Subwoofer display support |
D894148, |
Aug 16 2018 |
ADVANCED NEW TECHNOLOGIES CO , LTD |
Information terminal for payment |
D894149, |
Aug 16 2018 |
ADVANCED NEW TECHNOLOGIES CO , LTD |
Information terminal for payment |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a