Granted Patent
Utility
US 4,600,046 · App. 06/671,629
Molding apparatus and process including sand compaction system
Inventors:
Frank V. Bailey, Robert Larsen, Russell J. VanRens
Patented Case
View Patent ↗
Granted: Jul 15, 1986
Filed: Nov 15, 1984
Inventors
Frank V. Bailey
Robert Larsen
Russell J. VanRens
Assignee (at issue)
Outboard Marine 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.