Granted Patent
Utility
US 4,650,266 · App. 06/751,757
Rotary high power transfer apparatus
Inventors:
Peter E. Jacobson, Ryan Porter
Patented Case
View Patent ↗
Granted: Mar 17, 1987
Filed: Jul 3, 1985
Inventors
Peter E. Jacobson
Ryan Porter
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.