Todays difficult economical situation made the investments of the companies more careful, more deliberated, more prudent. Everybodys basic interest to make the spent money to be useful, and these investments would be a good base for the latter developments. It is very common, that a completed innovation is not working properly, therefore the productivity will not reach the estimated level. Because of the extreme expenses we can think that this is the end, there is no possibility for another innovation. We always examine the existing systems to get information about the possibility of integrating it to the new system, protecting the earlier deveopments. Our devices, equipments are designed in such a manner, that these can be improved easily in the future, not to waste the up-to-now investments.