Granted Patent
Utility
US 5,542,595 · App. 08/356,810
Hot air circulation apparatus and method for wave soldering machines
Inventor:
David E. Gibson
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Dec 15, 1994
Inventor
David E. Gibson
Assignee (at issue)
NCR 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.