James Murray Spangler (1848–1915)…
James Murray Spangler (1848–1915), a salesman and janitor, invented the first commercially successful portable electric vacuum cleaner that revolutionized household carpet cleaning. His device was the first to use both a cloth filter bag and cleaning attachments. His invention was patented 1908. The post James Murray Spangler (1848–1915)… appeared first on Crazy Facts. Source