Granted Patent
Utility
US 4,699,011 · App. 06/885,364
Automatic compactability tester
Inventors:
David Bradway, Jeffrey G. Danke
Patented Case
View Patent ↗
Granted: Oct 13, 1987
Filed: Jul 14, 1986
Inventors
David Bradway
Jeffrey G. Danke
Assignee (at issue)
Hartley Controls Corporation
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.