Wyoming Inventors Database
Wyoming Inventors : Name Search Results

William Johnston has a total of 1 patent(s) in the database.

* Some patents in this database have one or more inventors, not all of whom may be from Wyoming.

 

  1. Patent Number: 780351     View patent at USPTO
    Title: CAMERA-REVOLVING APPARATUS
    Assignee: None
    Issue Date: January 17, 1905
    Inventor(s): William A. Johnston, Rock Springs, WY