Machine and method for electrochemically polishing...

Manufacture of extrusion tools

Mass production process for copperplate printing elements...

Mechanical control head for electro-erosion electrode

Metal etching process

Method and a device for machining by electro-erosion

Method and apparatus for detecting short circuits in the...

Method and apparatus for electric discharge machining with...

Method and apparatus for electrical discharge machining

Method and apparatus for electrical discharge machining...

Method and apparatus for electrically destroying a syringe...

Method and apparatus for electrically destroying a syringe...

Method and apparatus for electrically perforating sheet or...

Method and apparatus for electrochemically machining airfoil...

Method and apparatus for electrochemically machining...

Method and apparatus for electrochemically machining...

Method and apparatus for electrolytically assisting the...

Method and apparatus for electrolytically etching a workpiece

Method and apparatus for electrolytically etching a workpiece

Method and apparatus for embossing the surface of a metal...