Granted Patent
Utility
US 5,711,022 · App. 08/572,090
Starting position control for demolition apparatus
Inventor:
Timothy E. Steenwyk
Patented Case
View Patent ↗
Granted: Jan 20, 1998
Filed: Dec 14, 1995
Inventor
Timothy E. Steenwyk
Assignee (at issue)
Laser Alignment, Inc.
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.