Granted Patent
Utility
US 5,378,195 · App. 07/948,949
Fume hood with baffle control linkage
Inventor:
Marshall K. Beck
Patented Case
View Patent ↗
Granted: Jan 3, 1995
Filed: Sep 18, 1992
Inventor
Marshall K. Beck
Assignee (at issue)
Fisher Hamilton Scientific 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.