Granted Patent
Utility
US 4,495,756 · App. 06/523,476
Pickup attachment for harvesting machines
Inventors:
James G. Greiner, Edward H. Priepke
Patented Case
View Patent ↗
Granted: Jan 29, 1985
Filed: Aug 15, 1983
Inventors
James G. Greiner
Edward H. Priepke
Assignee (at issue)
Sperry 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.