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Application filed by Wijnberg Adam, Eweg JacobfiledCriticalWijnberg Adam
Publication of CH257063ApublicationCriticalpatent/CH257063A/en
A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
A47L9/20—Means for cleaning filters
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Filters For Electric Vacuum Cleaners
(AREA)
CH257063D1943-07-021944-07-03
Device to prevent unwanted dust formation when emptying a vacuum cleaner bag into a container.
CH257063A
(en)