Granted Patent
Utility
US 4,401,645 · App. 06/383,446
Lime slaking method
Inventor:
Henry J. Gisler
Patented Case
View Patent ↗
Granted: Aug 30, 1983
Filed: Jun 1, 1982
Inventor
Henry J. Gisler
Assignee (at issue)
Joy Manufacturing Company
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.