1)   TOPOWIN 10.10
TOPOWIN is a state-wide register of the German topographic cartographies and of localities with geo references in different coordinate systems. It also is a topographic information system.
topography, geodetics, geography, corner, box, coordinate, map, guide, TK25, TK50,

 2)   ORTWIN 7.10
ORTWIN is a program for the state-wide inquiry of the localities in Germany. It finds postal zip codes, telephone pre selections, coordinates, it performs perimeter searches and distance calculations.
locate, register, cities, city, town, towns, ZIP, code, telephone, preselections,

 3)   Register AMTLICHE TOPOGRAFISCHE KARTEN 2.00
A volume of data with map names, map numbers, corner coordinates and completing data of all official topographic maps of the Federal Republic of Germany. TK25, TK50, TK100 and TKUe200.
topography, geodetics, geography, coordinate, map, guide, TK25, TK50, TK50, TK100,