Granted Patent
Utility
US 5,679,271 · App. 08/318,385
Apparatus and method for precisely aligning and tack welding two pieces of weldable material
Inventor:
Michael Guerrina
Patented Case
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Granted: Oct 21, 1997
Filed: Oct 5, 1994
Inventor
Michael Guerrina
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.