Granted Patent
Utility
US 4,608,064 · App. 06/688,572
Multi-wash spray booth and method of capturing air borne particles
Inventor:
Stanley C. Napadow
Patented Case
View Patent ↗
Granted: Aug 26, 1986
Filed: Jan 3, 1985
Inventor
Stanley C. Napadow
Assignee (at issue)
Protectaire Systems, 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.