Granted Patent
Utility
US 5,407,523 · App. 08/106,055
Apparatus for assembling lost foam casting patterns
Inventors:
Francis V. Bailey, Duane M. Scherbarth, Robert Mooney
Patented Case
View Patent ↗
Granted: Apr 18, 1995
Filed: Aug 13, 1993
Inventors
Francis V. Bailey
Duane M. Scherbarth
Robert Mooney
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.