Granted Patent
Utility
US 4,478,316 · App. 06/484,025
Slack adjuster for a disc brake
Inventor:
Donald J. Davidson
Patented Case
View Patent ↗
Granted: Oct 23, 1984
Filed: Apr 11, 1983
Inventor
Donald J. Davidson
Assignee (at issue)
Rockwell International 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.