Patents Assigned to Dowco Corporation
  • Drainable blade louver head
    Patent number: D249061
    Type: Grant
    Filed: September 13, 1976
    Date of Patent: August 22, 1978
    Assignee: Dowco Corporation
    Inventors: Joshua R. Dowdell, Jr., Paul H. Sanderson
  • Pivot pin for movable louvers or the like
    Patent number: D261224
    Type: Grant
    Filed: March 19, 1979
    Date of Patent: October 13, 1981
    Assignee: Dowco Corporation
    Inventor: Paul H. Sanderson, Jr.