Granted Patent
Utility
US 6,446,855 · App. 09/252,377
Compact reflow and cleaning apparatus
Inventor:
Randall L. Rich
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Feb 18, 1999
Inventor
Randall L. Rich
Assignee (at issue)
Speedline Technologies, 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.