Patent ID: 7966932

Claim:
A sheet-fed offset printing press for double-sided multi-color printing on sheets, the printing press comprising: a first row of in-line printing units for printing on a front side of the sheets; a reversing device disposed downstream of said first row of in-line printing units; a second row of in-line printing units, disposed downstream of said reversing device, for printing on a back side of the sheets; a first varnishing unit disposed downstream of said second row of in-line printing units, said first varnishing unit downstream of said second row of in-line printing units having varnishing blanket cylinders causing the back side of the sheets passing through to be varnished; a further reversing device disposed downstream of said first varnishing unit; and a second varnishing unit disposed downstream of said further reversing device and having varnishing blanket cylinders causing the front side of the sheets passing through to be varnished.