AppleDesign Keyboard, NMB version B — membrane assembly 3
Daniel beardsmore
<a rel="nofollow" class="external text" href="https://deskthority.net/wiki/File:AppleDesign_Keyboard_%28NMB%2CB%29_--_membrane_assembly_3.jpg">Deskthority</a> (<a rel="nofollow" class="external text" href="https://deskthority.net/wiki/images/e/e4/AppleDesign_Keyboard_%28NMB%2CB%29_--_membrane_assembly_3.jpg">direct link</a>)