Solution : https://service.sap.com/sap/support/notes/626259 (SAP Service marketplace login required)
Key words : 
de/html/view/viewhtml/htmlview, recently released special device types, /html/view/form/saprequest_form, prescripe bar code functions, prescribe bar code functions, internal intermediate sap format, default space character width, sap pres printer driver, sapwin/swin device type, installed windows printer drivers
Related Notes : 
       
| 922930 | HELVE/TIMES: Which printer fonts are used? | 
| 623038 | Forms VDA 4939 |