Granted Patent
Utility
US 5,791,815 · App. 08/667,236
Vibrating compactor assembly for use with a concrete finishing machine
Inventor:
Murray A. Rowe
Patented Case
View Patent ↗
Granted: Aug 11, 1998
Filed: Jun 21, 1996
Inventor
Murray A. Rowe
Assignee (at issue)
CMI LIMITED 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.