SEARCH:
GO TO ADVANCED SEARCH
LOGIN:
Login
Create Free Account
HOME
SEARCH PATENTS
CHEMICAL SEARCH
DATA SERVICES
HELP
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 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:
2619655
Ventilating toilet
2685094
Plumbing fixture
3066317
Odor escaping means for toilets
3120665
Commode bowl vent assembly