Granted Patent
Utility
US 4,628,741 · App. 06/765,518
Tensile testing machine
Inventor:
Michael Cable
Patented Case
View Patent ↗
Granted: Dec 16, 1986
Filed: Aug 14, 1985
Inventor
Michael Cable
Assignee (at issue)
Dynapert Precima Limited
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.