Granted Patent
Utility
US 4,318,017 · App. 06/109,595
Rotor assembly for electric stepping motor
Inventors:
Jean P. Migeon, Claude Poix
Patented Case
View Patent ↗
Granted: Mar 2, 1982
Filed: Jan 4, 1980
Inventors
Jean P. Migeon
Claude Poix
Assignee (at issue)
Timex 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.