Granted Patent
Utility
US 4,328,012 · App. 06/252,038
Air washer/scrubber
Inventors:
Steve E. Telchuk, Leslie H. Brown, Donald F. Gerdes
Patented Case
View Patent ↗
Granted: May 4, 1982
Filed: Apr 8, 1981
Inventors
Steve E. Telchuk
Leslie H. Brown
Donald F. Gerdes
Assignee (at issue)
Binks Manufacturing Company
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.