Granted Patent
Utility
US 4,608,066 · App. 06/760,501
Clean room adapted for variable work area configurations
Inventor:
George H. Cadwell, Jr.
Patented Case
View Patent ↗
Granted: Aug 26, 1986
Filed: Jul 31, 1985
Inventor
George H. Cadwell, Jr.
Assignee (at issue)
FLANDERS FILTERS, 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.