Hydraulic toilet seat lifter
United States Patent 2849728

Inventors:
Gyllenberg, John L.
Publication Date:
09/02/1958
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Assignee:
Gyllenberg, John L.
Primary Class:
Other Classes:
232/45, 49/265, 248/214, 248/291.100
International Classes:
A47K13/10
US Patent References:
2440232Sterilized toilet seat