Granted Patent
Utility
US 4,547,403 · App. 06/660,206
Method for applying a layer of fiber on a surface
Inventor:
William H. Smith
Patented Case
View Patent ↗
Granted: Oct 15, 1985
Filed: Oct 12, 1984
Inventor
William H. Smith
Assignee (at issue)
Manville Service 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.