Granted Patent
Utility
US 5,616,917 · App. 08/441,967
Device for measuring an angle between pivotally-connected members
Inventor:
YuZhong Dai
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: May 16, 1995
Inventor
YuZhong Dai
Assignee (at issue)
Brown & Sharpe Manufacturing Co.
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.