Granted Patent
Utility
US 3,959,823 · App. 05/524,807
Flexible disc receiver using a tray which is withdrawn from a cartridge
Inventors:
Robert F. Heidecker, Albin Kenneth Johnson, Galen B. Royer
Patented Case
View Patent ↗
Granted: May 25, 1976
Filed: Nov 18, 1974
Inventors
Robert F. Heidecker
Albin Kenneth Johnson
Galen B. Royer
Assignee (at issue)
Dynastor, 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.