Granted Patent
Utility
US 5,563,335 · App. 08/396,403
High flow rate sampler for measuring emissions at process components
Inventor:
Harry M. Howard
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: Feb 28, 1995
Inventor
Harry M. Howard
Assignee (at issue)
Gas Research Institute
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.