Granted Patent
Utility
US 4,482,792 · App. 06/327,804
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Inventor:
Leo F. Geremia
Patented Case
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Granted: Nov 13, 1984
Filed: Dec 7, 1981
Inventor
Leo F. Geremia
Assignee (at issue)
TRI-TECH 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.