Granted Patent
Utility
US 4,537,332 · App. 06/430,234
Beverage dispenser with improved in-bowl whipper
Inventors:
Merle S. Brown, William A. Arzberger
Patented Case
View Patent ↗
Granted: Aug 27, 1985
Filed: Sep 30, 1982
Inventors
Merle S. Brown
William A. Arzberger
Assignee (at issue)
Jet Spray Corp.
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.