Granted Patent
Utility
US 5,230,460 · App. 07/903,070
High volume convection preheater for wave soldering
Inventors:
Carlos A. Deamborsio, Donald A. Elliott
Patented Case
View Patent ↗
Granted: Jul 27, 1993
Filed: Jun 22, 1992
Inventors
Carlos A. Deamborsio
Donald A. Elliott
Assignee (at issue)
Electrovert Ltd.
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.