Water distribution system for swimming pools
United States Patent 3363767

Inventors:
Ellis, Herbert S.
Publication Date:
01/16/1968
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Assignee:
LIFETIME METAL PROD INC
Primary Class:
210/167.120
Other Classes:
4/512
International Classes:
E04H4/12; E04H4/00
US Patent References:
3152059Sacrificial zinc anode
3155989Swimming pool surface water removal system
3263811Skim filter
Foreign References:
AU248053B