Drain strainer
United States Patent 3110323
US Patent References:
/0697586.html
- - 0697586

/0789736.html
- - 0789736

/0974899.html
- - 0974899

Gear-shifter mechanism
- - 1788894

Valve fitting for plumbing fixtures
- - 1894407


Inventors:
Carlos, Helguera
Publication Date:
11/12/1963
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Assignee:
Carlos, Helguera
Primary Class:
137/625.310
Other Classes:
251/232, 251/335.100, 4/287
International Classes:
E03C1/23; F16L55/24; E03C1/22
Foreign References:
FR1059668A