empty files with layouts

2d

layouts: ISO 216 – A series formats
2d – dwg – 1 files
download: A series formats – (a0+ a0 a1 a2 a3 a4)

Disclaimer: this is a fast collection of cad blocks, vector files for Autocad or other software, that I found useful for my work. You can download them for free, gratis and also suggest new blocks to add. In this post every block is admitted if it concerns: iso, 216, layouts, iso, formats, carta, paper, formato, standard, normativa