I do not know the price of a nanoscribe. But if you are into micro 3D printing, the FluidFM µ3Dprinter from Cytosurge could be interesting for you as well. Costs significantly less than 450k EUR and can print at micro scale and directly in metal (no postprocessing required) up to mm size objects
More details here:
https://www.cytosurge.com/page/micro3dprinting
You can also contact me directly if you ha e questions...