U.S. patent number D494,327 [Application Number D/173,465] was granted by the patent office on 2004-08-10 for vacuum cleaner with suction tester. This patent grant is currently assigned to Conet Industries, Inc.. Invention is credited to Sung-Uk Song.
United States Patent | D494,327 |
Song | August 10, 2004 |
Inventors: | Song; Sung-Uk (Seoul, KR) |
---|---|
Assignee: | Conet Industries, Inc. (Seoul,
KR) |
Appl. No.: | D/173,465 |
Filed: | December 30, 2002 |
Current U.S. Class: | D32/21 |
Current International Class: | 1505 |
Field of Search: | ;D32/21,23-24,31,25,17-18 ;15/327.1,327.2,327.3,327.4,327.5,327.6,327.7,321,323,353,344,329,410 |
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