Granted Patent
Utility
US 6,717,420 · App. 10/069,942
Play measuring sensor by multiple depth abrasion
Inventors:
Jean-Louis Eyraud, Franck Patrone
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Aug 1, 2002
Inventors
Jean-Louis Eyraud
Franck Patrone
Assignee (at issue)
SNECMA Moteurs
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.