Granted Patent
Utility
US 4,585,115 · App. 06/646,986
Electric clutch brake apparatus
Inventors:
Curtis H. Lindblom, Wayne B. Martenas
Patented Case
View Patent ↗
Granted: Apr 29, 1986
Filed: Sep 4, 1984
Inventors
Curtis H. Lindblom
Wayne B. Martenas
Assignee (at issue)
Sperry Corp.
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.