Granted Patent
Utility
US 4,455,930 · App. 06/419,683
Method and apparatus for delivering twine to a baler knotter
Inventor:
Alexander Charles Crawford
Patented Case
View Patent ↗
Granted: Jun 26, 1984
Filed: Sep 20, 1982
Inventor
Alexander Charles Crawford
Assignee (at issue)
Massey-Ferguson Industries Limited
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.