Granted Patent
Utility
US 4,452,617 · App. 06/453,516
Dirty gas inlet for a filter in a baghouse installation
Inventor:
Leonard J. O'Dell
Patented Case
View Patent ↗
Granted: Jun 5, 1984
Filed: Dec 27, 1982
Inventor
Leonard J. O'Dell
Assignee (at issue)
Allis-Chalmers Corporation
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.