Granted Patent
Utility
US 4,727,913 · App. 06/835,502
Dust control loading device
Inventor:
James A. Bliss
Patented Case
View Patent ↗
Granted: Mar 1, 1988
Filed: Mar 3, 1986
Inventor
James A. Bliss
Assignee (at issue)
Occidental Chemical 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.