Granted Patent
Utility
US 4,432,647 · App. 06/427,844
Device for measuring rotation rates
Inventor:
Franz Leitl
Patented Case
View Patent ↗
Granted: Feb 21, 1984
Filed: Sep 29, 1982
Inventor
Franz Leitl
Assignee (at issue)
International Standard Electric 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.