Granted Patent
Utility
US 5,349,982 · App. 08/136,121
Control mechanism for water blasting gun
Inventor:
Peter Goldsmith
Patented Case
View Patent ↗
Granted: Sep 27, 1994
Filed: Oct 13, 1993
Inventor
Peter Goldsmith
Assignee (at issue)
Control Rain Systems, 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.