Granted Patent
Utility
US 4,755,077 · App. 07/095,558
Device for connecting two tool parts
Inventor:
Otto Eckle
Patented Case
View Patent ↗
Granted: Jul 5, 1988
Filed: Sep 10, 1987
Inventor
Otto Eckle
Assignee (at issue)
Komet Stahlhalter-und Werkzeugfabrik Robert Breuning GmbH
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.