Granted Patent
Utility
US 5,263,265 · App. 07/671,175
Convection/radiation material treatment oven
Inventor:
Hans L. Melgaard
Patented Case
View Patent ↗
Granted: Nov 23, 1993
Filed: Mar 15, 1991
Inventor
Hans L. Melgaard
Assignee (at issue)
Despatch Industries Limited Partnership
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.