Vacuum tube case
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Description
Features shown in broken lines in
Claims
The ornamental design for a vacuum tube case, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
2617956 | November 1952 | Hamvas |
D220543 | April 1971 | Unger |
D220544 | April 1971 | Unger |
D489705 | May 11, 2004 | Sabnani |
- Fatman Mi-Tube tube amp, announced May 2012, [online], site visited Jun. 16, 2014. Available from Internet, <URL: http://www.techradar.com>.
Patent History
Patent number: D717269
Type: Grant
Filed: Mar 15, 2013
Date of Patent: Nov 11, 2014
Assignee: Samsung Electronics Co., Ltd. (Suwon-si)
Inventor: Ji-Gwang Kim (Seoul)
Primary Examiner: Stella Reid
Assistant Examiner: Janice Lim
Application Number: 29/449,505
Type: Grant
Filed: Mar 15, 2013
Date of Patent: Nov 11, 2014
Assignee: Samsung Electronics Co., Ltd. (Suwon-si)
Inventor: Ji-Gwang Kim (Seoul)
Primary Examiner: Stella Reid
Assistant Examiner: Janice Lim
Application Number: 29/449,505
Classifications
Current U.S. Class:
Radio Receiver, Tuner Or Amplifier, Or Housing Therefor (D14/188);
Circular (D14/195)