Granted Patent
Utility
US 4,500,030 · App. 06/417,210
Flange weld technique
Inventors:
James E. Gerber, Robert Kovacs, Willy Herrmann
Patented Case
View Patent ↗
Granted: Feb 19, 1985
Filed: Sep 13, 1982
Inventors
James E. Gerber
Robert Kovacs
Willy Herrmann
Assignee (at issue)
APX Group, Inc.
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.