Granted Patent
Utility
US 4,437,230 · App. 06/399,665
Motor having insulationless armature connections
Inventor:
Hans Greutmann
Patented Case
View Patent ↗
Granted: Mar 20, 1984
Filed: Jul 19, 1982
Inventor
Hans Greutmann
Assignee (at issue)
ALLIED CONSULTING, 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.