Granted Patent
Utility
US 4,752,682 · App. 06/865,830
Slippage sensors for object-gripping mechanisms in automated machinery
Inventors:
Maurice S. Beck, Barry E. Jones, Frank Kvasnik
Patented Case
View Patent ↗
Granted: Jun 21, 1988
Filed: May 22, 1986
Inventors
Maurice S. Beck
Barry E. Jones
Frank Kvasnik
Assignee (at issue)
NATIONAL RESEARCH DEVELOPMENT 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.