Granted Patent
Utility
US 4,716,885 · App. 07/037,941
Dual input to single burner solder iron
Inventor:
Thaddeus Zaborowski
Patented Case
View Patent ↗
Granted: Jan 5, 1988
Filed: Apr 18, 1987
Inventor
Thaddeus Zaborowski
Assignee (at issue)
The Schawbel 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.