Templates for lettering and symbols -- Part 1: General principles and identification markings
Specifies the form and structure of templates and identification marks indicating to the user the correct writing instrument(s) to be used with the template. Part 2 establishes the slot widths of templates intended for pencils, and part 3 those intended for technical pens in accordance with ISO 9175-1.
A standard is reviewed every 5 years
Revisions / Corrigenda