pdfFactory 8.x: 
LN5NM-5VVKG-B7UQ2  -> Workgroup
MZZ59-VF5CT-STFLD    -> Workgroup & Server Edition ( 13000 )

pdfFactory Pro 8.x: 
MAHST-YYZMM-K22YN   -> Workgroup
HXXKN-U83R5-B5Q3Z   -> Workgroup & Server Edition ( 10000 )