Water closet ventilating unit
United States Patent 3335431
US Patent References:
Foul air exhauster
- - 1861501

Ventilator for toilet bowls
- - 2009054

Air purifier
- - 2017590

Lavatory ventilator
- - 2134629

Lavatory device
- - 2190068


Inventors:
Coates, Charles E.
Publication Date:
08/15/1967
View Patent Images:
Download PDF 3335431 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Walter Jr., Gay A.
Primary Class:
4/213
Other Classes:
4/348
International Classes:
E03D9/052; E03D9/04
US Patent References:
2619655Ventilating toilet
2685094Plumbing fixture
3066317Odor escaping means for toilets
3120665Commode bowl vent assembly