Internal combustion engine with at least two camshafts arranged next to one another and in each case produced with a device for rotary angle adjustment with respect to a crankshaft

Granted: Aug 17, 2004 Filed: May 23, 2003

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.