Granted Patent
Utility
US 4,530,279 · App. 06/654,298
Breakaway mechanism for a twine wrapping apparatus
Inventor:
James D. Walker
Patented Case
View Patent ↗
Granted: Jul 23, 1985
Filed: Sep 25, 1984
Inventor
James D. Walker
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.