Granted Patent
Utility
US 6,607,074 · App. 09/975,709
Drive station for a chain scraper conveyor for mining operations
Inventors:
Adam Klabisch, Gerhard Merten, Hans Meya, Ulrich Mohn
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Oct 11, 2001
Inventors
Adam Klabisch
Gerhard Merten
Hans Meya
Ulrich Mohn
Assignee (at issue)
DBT 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.