Patent
   D893460
Priority
Apr 11 2018
Filed
Apr 11 2018
Issued
Aug 18 2020
Expiry
Aug 18 2035
Assg.orig
Entity
unknown
1
14
n/a
The ornamental design for a vacuum tube speaker, as shown and described.

FIG. 1 is a perspective view of a vacuum tube speaker showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is an exploded perspective view thereof.

The broken lines shown in the drawings depict portions of the vacuum tube speaker that form no part of the claimed design. The lines shown inside the small circles in FIG. 3 depict portions of the vacuum tube speaker that form no part of the claimed design.

Chen, Hsi-Hsien

Patent Priority Assignee Title
D907605, Nov 29 2018 LG Electronics Inc Case for vacuum tubes
Patent Priority Assignee Title
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D392640, Nov 15 1996 SOUTHERN AUDIO SERVICES, INC Amplified subwoofer tube speaker
D525613, May 26 2004 Suzuki Mechatronics Yugengaisha Audio amplifier
D574362, Jan 05 2007 Dermax Technology Limited Vacuum tube speaker
D598004, May 23 2008 JE Electronic Company Limited Vacuum tube amplifier
D629383, Jan 16 2008 QSC, LLC Amplifier
D717269, Oct 23 2012 Samsung Electronics Co., Ltd. Vacuum tube case
D813189, Aug 10 2017 Vacuum tube based audio amplifier
D830328, Jan 16 2015 Harman International Industries, Incorporated Loudspeaker
JP2019009738,
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Apr 02 2018CHEN, HSI-HSIENECHOWELL ELECTRONIC CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0455050260 pdf
Apr 11 2018Echowell Electronic Co., Ltd.(assignment on the face of the patent)
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