Granted Patent
Utility
US 4,343,203 · App. 05/812,296
Rotor structure for gyroscopic apparatus
Inventors:
Peter E. Jacobson, Conrad M. Rustenburg
Patented Case
View Patent ↗
Granted: Aug 10, 1982
Filed: Jul 1, 1977
Inventors
Peter E. Jacobson
Conrad M. Rustenburg
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.