Vacuum Cleaner Small 256×320 Medium 513×640 Large 820×1024 Download Tiff Original 1923×2400 | (626.5 KB) Description This vacuum cleaner is used as a sweeper, this device uses an air pump to crate a partial vacuum to suck up dust and dirt, usually from floors. The dirt is collected by either a dust bag or a cyclone for later disposal. Keywords dirt collector, hoover, sweeper, vacuum cleaner Galleries Appliances Source: Government Printing Office Official Gazette (Washingon, DC: Government Printing Office, 1912)
