Granted Patent
Utility
US 5,010,227 · App. 07/311,655
Soldering apparatus and method of using the same
Inventor:
Thomas W. Todd
Patented Case
View Patent ↗
Granted: Apr 23, 1991
Filed: Feb 15, 1989
Inventor
Thomas W. Todd
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.