Granted Patent
Utility
US 4,486,728 · App. 06/406,614
Shared flux reciprocal electromagnetic actuator
Inventors:
Jerome K. Hastings, James H. Bigelow
Patented Case
View Patent ↗
Granted: Dec 4, 1984
Filed: Aug 9, 1982
Inventors
Jerome K. Hastings
James H. Bigelow
Assignee (at issue)
Eaton 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.