U.S. patent number D574,921 [Application Number D/249,115] was granted by the patent office on 2008-08-12 for sewage tank flange. This patent grant is currently assigned to Environment One Corporation. Invention is credited to Adrian Massey.
United States Patent | D574,921 |
Massey | August 12, 2008 |
Inventors: | Massey; Adrian (Mount Waverley, AU) |
---|---|
Assignee: | Environment One Corporation
(Niskayuna, NY) |
Appl. No.: | D/249,115 |
Filed: | September 21, 2006 |
Application Number | Filing Date | Patent Number | Issue Date | ||
---|---|---|---|---|---|
29210528 | Oct 3, 2006 | D529573 | |||
Current U.S. Class: | D23/206 |
Current International Class: | 2301 |
Field of Search: | ;D23/202-205 ;220/561,565,587,532.2 |
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