Granted Patent
Utility
US 4,405,040 · App. 06/269,634
Releasable drive apparatus
Inventors:
Floyd E. Buschbom, Donald L. Henke
Patented Case
View Patent ↗
Granted: Sep 20, 1983
Filed: Jun 2, 1981
Inventors
Floyd E. Buschbom
Donald L. Henke
Assignee (at issue)
Veda Incorporated
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.