Automatic cleaner for swimming pools
United States Patent 3392738

Inventors:
Pansini, Andrew L.
Publication Date:
07/16/1968
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Primary Class:
134/167R
Other Classes:
4/490, 15/1.700
International Classes:
E04H4/16; E04H4/00
US Patent References:
3170180Swimming pool cleaning aid
3217886Automatic swimming pool cleaner
3247969Swimming pool
3261371Swimming pool cleaning system
3291145Swimming pool cleaning device