Granted Patent
Utility
US 4,460,857 · App. 06/499,794
Encoder controlled apparatus for dynamic braking
Inventor:
Theodore D. Michaelis
Patented Case
View Patent ↗
Granted: Jul 17, 1984
Filed: May 31, 1983
Inventor
Theodore D. Michaelis
Assignee (at issue)
RCA 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.