Granted Patent
Utility
US 4,829,417 · App. 07/071,411
High-power transformer
Inventors:
Horst Morgott, Edmund Poetsch, Erich Schmidtner, Hans-Hasso Goercke
Patented Case
View Patent ↗
Granted: May 9, 1989
Filed: Jul 9, 1987
Inventors
Horst Morgott
Edmund Poetsch
Erich Schmidtner
Hans-Hasso Goercke
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.