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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
A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
A47L9/18—Liquid filters
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Engineering & Computer Science
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Mechanical Engineering
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Filters For Electric Vacuum Cleaners
(AREA)
FR581626D1924-02-291924-05-14Perfectionnements aux collecteurs de poussière pour appareils de nettoyage par le vide
ExpiredFR581626A
(fr)