Title:
Ventilators for water closets, kitchens and the like
United States Patent 3192539
US Patent References:
Ventilating apparatus
- - 1802617

Telephone booth
- - 1929776

Lavatory ventilator
- - 2161863

Toilet deodorizer
- - 2371923

Toilet ventilator
- - 2847682


Inventors:
Martz, William L.
Publication Date:
07/06/1965
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Assignee:
Martz, William L.
Primary Class:
4/218
Other Classes:
4/213, 4/209FF, 454/356, 454/49
International Classes:
E03D9/052; E03D9/04
US Patent References:
3087168Toilet filtering ventilator