Title:
Sewage disposal septic tanks
United States Patent 3332552
US Patent References:
Liquid filter
- - 2216646

Liquid level signaling means
- - 2884131

Outlet trap for septic tanks
- - 2900084

Magnetic separator
- - 2959287

Strainer
- - 3006478


Inventors:
Zabel, Robert L.
Publication Date:
07/25/1967
View Patent Images:
Download PDF 3332552 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Zabel, Robert L.
Primary Class:
210/86
Other Classes:
210/460, 210/532.200, 210/488
International Classes:
B01D21/34
US Patent References:
3025962Protective devices for septic tanks
3037633Strainer