Granted Patent
Utility
US 5,979,242 · App. 09/063,157
Multi-level vibration test system having controllable vibration attributes
Inventor:
Gregg K. Hobbs
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Apr 20, 1998
Inventor
Gregg K. Hobbs
Assignee (at issue)
Hobbs Engineering Corporation
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.