Granted Patent
Utility
US 4,875,319 · App. 07/205,673
Seismic construction system
Inventor:
Ronald P. Hohmann, Jr.
Patented Case
View Patent ↗
Granted: Oct 24, 1989
Filed: Jun 13, 1988
Inventor
Ronald P. Hohmann, Jr.
Assignee (at issue)
Hohmann & Barnard, 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.