Title:
Toilet bowl ventilating apparatus
United States Patent 2985890
US Patent References:
/0744766.html
- - 0744766

/0838601.html
- - 0838601

Water pollution protecting device
- - 2195797

Ventilated toilet
- - 2227920

Ventilated toilet
- - 2297935


Inventors:
Harry, Baither
Publication Date:
05/30/1961
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Assignee:
Harry, Baither
Primary Class:
4/213
International Classes:
E03D5/04; E03D9/052; E03D5/00; E03D9/04
US Patent References:
2603797Water motor-driven ventilator