Double insulated apparatus

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction

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Details

15339, A47L 1130

Patent

active

042272793

ABSTRACT:
Double insulated, electrically energized liquid handling apparatus, usable without a separate ground line connection, e.g. a jet hot water extractor for dispensing and wet vacuum extraction recovery of rug and carpet cleaning liquids,

REFERENCES:
patent: 3476960 (1969-11-01), Rees
patent: 3477125 (1969-11-01), Schwartz
patent: 3671699 (1972-06-01), Matthews
patent: 3685843 (1972-08-01), Jacyno
patent: 3829722 (1974-08-01), Rosenthal, Jr. et al.
patent: 3875436 (1975-04-01), MacFarland
patent: 3896521 (1975-07-01), Parise
patent: 4153968 (1979-05-01), Perkins

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