Granted Patent
Utility
US 5,016,523 · App. 07/452,698
Adjustable mounting apparatus for air-operated diaphragm brakes
Inventor:
John Bowyer
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Dec 18, 1989
Inventor
John Bowyer
Assignee (at issue)
Anchorlok 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.