Share :

facebook twitter pinterest linkedin

June 2013

  1. History of the Door Knob

    History of the Door Knob

    The first documented invention of the door handle appears in U.S. Patent entries for the year 1878, when a patent for improvements on a door-closing device was issued to a man named Osbourn Dorsey. However, the use of doorknobs, as documented by illustrations and shop catalogues, extends back into the 18th century. Parts of a basic door knob. The traditional...

1 Item