Granted Patent
Utility
US 5,318,237 · App. 07/958,214
Air horn for web winding machine
Inventors:
Ronald L. Lotto, Eric DeSmedt, Julien Antoons
Patented Case
View Patent ↗
Granted: Jun 7, 1994
Filed: Oct 8, 1992
Inventors
Ronald L. Lotto
Eric DeSmedt
Julien Antoons
Assignee (at issue)
FMC 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.