Granted Patent
Utility
US 4,704,035 · App. 06/916,021
Remotely transmitting batch mixer
Inventor:
James E. Kowalczyk
Patented Case
View Patent ↗
Granted: Nov 3, 1987
Filed: Oct 6, 1986
Inventor
James E. Kowalczyk
Assignee (at issue)
Baker Perkins Inc.
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.