Granted Patent
Utility
US 5,341,560 · App. 08/051,478
Method of elongating and relaxing a stud
Inventor:
John K. Junkers
Patented Case
View Patent ↗
Granted: Aug 30, 1994
Filed: Apr 22, 1993
Inventor
John K. Junkers
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.