Granted Patent
Utility
US 5,422,191 · App. 08/195,067
Aluminum-lithium filler alloy for brazing
Inventor:
David L. Childree
Patented Case
View Patent ↗
Granted: Jun 6, 1995
Filed: Feb 14, 1994
Inventor
David L. Childree
Assignee (at issue)
Kaiser Aluminum & Chemical 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.