WebForms allows you to create a printable version of submissions in PDF format. To do this, proceed to Results Grid page and click on the PRINT button in the Action column.
Custom print template
You can create custom PDF template the same way as the regular Custom E-mail Template through the Email Templates page.
Then assign the new template in Print Settings tab on the form edit page.
You can create different templates for admin and customer use as well as for different result approval statuses.