EF2

Printing metal masks for use in machines; screens being machine parts for use in the screen printing industry; semiconductor manufacturing machines

Surface treatment of metal; metal coating; electroplating; electroforming, namely, fabricating a metal part by electrodeposition in a plating bath over a base form or mandrel which is subsequently removed; vapor depositing on metal surfaces, namely, depositing thin metallic films on metal surfaces by vapor; processing of precision electronic parts and precision machine parts by depositing a plating on the mesh made of metal wire, all of which for others