Wastewater treatment tank
Description
FIG. 1 is a perspective view.
Referenced Cited
Patent History
Patent number: D431858
Type: Grant
Filed: Mar 2, 1998
Date of Patent: Oct 10, 2000
Inventor: Harold K. Nagato (Honolulu, HI)
Primary Examiner: Robin V. Taylor
Application Number: 0/84,396
Type: Grant
Filed: Mar 2, 1998
Date of Patent: Oct 10, 2000
Inventor: Harold K. Nagato (Honolulu, HI)
Primary Examiner: Robin V. Taylor
Application Number: 0/84,396
Classifications