Granted Patent
Utility
US 4,017,349 · App. 05/563,180
Apparatus for manufacturing large disposable specialty drapes
Inventors:
Donald R. DePriest, Bobby C. Brandon
Patented Case
View Patent ↗
Granted: Apr 12, 1977
Filed: Mar 28, 1975
Inventors
Donald R. DePriest
Bobby C. Brandon
Assignee (at issue)
Humboldt Products Corp.
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.