Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Inventor
Walter Griffiths
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of GB190911873ApublicationCriticalpatent/GB190911873A/en
A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
A47L5/00—Structural features of suction cleaners
A47L5/02—Structural features of suction cleaners with user-driven air-pumps or compressors
A47L5/04—Structural features of suction cleaners with user-driven air-pumps or compressors with pistons, bellows, or diaphragms, e.g. driven by the cleaner-supporting wheels
GB190911873D1909-05-201909-05-20Improvements in Apparatus for Cleansing by Vacuum.
ExpiredGB190911873A
(en)