In 1914 the production of automatic exchanges had progressed so far that marketing could begin. The outbreak of World War 1 interrupted
this development. The first automatic exchange of the Fuld company came on the market in the year 1922.

1924 Catalog number:	5800	5803	5820/21	5822	5823	5840/41	1925 Catalog	number:	5824
Circuit number:	AS-300a	AS-300a	AS-300a	AS-300a	AS-300a	AS-300a			AS-300a

1932 Catalog number:	5800	5824	5841	7800/01/02
Circuit number:	AS-300a	AS-300a	AS-300a	AS-300a

1935 Catalog number:	9250
Circuit number:	FN-3/89