Granted Patent
Utility
US 6,298,937 · App. 09/384,344
Loader with an improved parking brake device
Inventor:
Jin Seok Beom
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Aug 27, 1999
Inventor
Jin Seok Beom
Assignee (at issue)
Daewoo Heavy Industries Ltd.
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.