Granted Patent
Utility
US 4,985,907 · App. 07/347,315
Dental X-ray apparatus for panoramic tomography
Inventor:
Roberto Moteni
Patented Case
View Patent ↗
Granted: Jan 15, 1991
Filed: May 3, 1989
Inventor
Roberto Moteni
Assignee (at issue)
U.S. Philips 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.