Granted Patent
Utility
US 4,489,814 · App. 06/404,120
Hand brake arrangement
Inventor:
Arthur Clive Pearson
Patented Case
View Patent ↗
Granted: Dec 25, 1984
Filed: Aug 2, 1982
Inventor
Arthur Clive Pearson
Assignee (at issue)
ACF Industries Incorporated
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.