Granted Patent
Utility
US 4,497,258 · App. 06/429,745
Transverse bulkhead connection to filament wound vehicle body sides
Inventors:
Douglas C. Ruhmann, Frederick E. Vorwerk, James D. Mundloch
Patented Case
View Patent ↗
Granted: Feb 5, 1985
Filed: Sep 30, 1982
Inventors
Douglas C. Ruhmann
Frederick E. Vorwerk
James D. Mundloch
Assignee (at issue)
ACF Industries Incorporated
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.