Granted Patent
Utility
US 5,291,088 · App. 07/828,888
Electric motor with watertight construction
Inventors:
Peter Adam, Werner Seuffert, Manfred Hofmann, Hans-Joachim Muller
Patented Case
View Patent ↗
Granted: Mar 1, 1994
Filed: Jan 29, 1992
Inventors
Peter Adam
Werner Seuffert
Manfred Hofmann
Hans-Joachim Muller
Assignee (at issue)
Siemens Aktiengesellschaft
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.