Title:
Suction head
United States Patent 2527110
Inventors:
Dona, Wheeler
Publication Date:
10/24/1950
Export Citation:
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Assignee:
Dona, Wheeler
Primary Class:
4/217
International Classes:
A47K13/12; E03D9/052; A47K13/00; E03D9/04
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US Patent References:
2380891Ventilating apparatus for toilet hoppers
1111304N/A
0771254N/A