Title:
Toilet ventilator
United States Patent 2847682
US Patent References:
Water closet
- - 1447028

Toilet ventilator
- - 1600704

Closet bowl ventilator
- - 1940163

Ventilating apparatus
- - 1998657

Means for purifying toilet gases
- - 2238461


Inventors:
Shay, William L.
Publication Date:
08/19/1958
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Assignee:
Shay, William L.
Primary Class:
4/213
Other Classes:
454/343
International Classes:
E03D9/052; E03D9/04
US Patent References:
2342714Ventilated closet bowl
2777137Closet bowl ventilator