Granted Patent
Utility
US 5,191,809 · App. 07/760,700
Exercise bicycle flywheel
Inventor:
Marion N. Craig
Patented Case
View Patent ↗
Granted: Mar 9, 1993
Filed: Sep 16, 1991
Inventor
Marion N. Craig
Assignee (at issue)
Roadmaster, Inc.
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.