Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Treatment
Design Patent
2007-03-27
2007-03-27
Webster, Robin (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Treatment
Design Patent
active
29237492
CLAIM:
We claim the ornamental design for the duo sewage treatment plant, as shown.
REFERENCES:
patent: D426866 (2000-06-01), Drewery
patent: 6165359 (2000-12-01), Drewery
patent: D438932 (2001-03-01), McKinney
patent: D444535 (2001-07-01), McKinney
patent: D445869 (2001-07-01), McKinney
Donald Hubbard H.
Johnson George E.
Phelps Dunbar LLP
Webster Robin
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