Granted Patent
Utility
US 4,685,235 · App. 06/904,859
Barrel alignment device in automatic weapon
Inventors:
Ernst Bunning, Wayne Hutchins
Patented Case
View Patent ↗
Granted: Aug 11, 1987
Filed: Sep 8, 1986
Inventors
Ernst Bunning
Wayne Hutchins
Assignee (at issue)
Maremont Corporation
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.