Granted Patent
Utility
US 4,249,850 · App. 05/910,465
Apparatus for loading, transporting and unloading modules of seed cotton and the like
Inventors:
Donald W. Van Doorn, Roy T. Williams, James B. Hawkins
Patented Case
View Patent ↗
Granted: Feb 10, 1981
Filed: May 30, 1978
Inventors
Donald W. Van Doorn
Roy T. Williams
James B. Hawkins
Assignee (at issue)
Lummus Industries, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.