Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Cornelius Johnson 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: 1770648     View patent at USPTO
    Title: WEEDING ATTACHMENT FOR CULTIVATORS
    Assignee: None
    Issue Date: July 15, 1930
    Inventor(s): Cornelius F. Johnson, Powell, WY