Lapuszewski and H.Lipko, under direction of R.Gundlach.In April 1937 there were two TKS-D prototypes completed, rebuilt from serial tankette TKS nr.8897 and a prototype tankette TKS-B nr.1510.
1937年4月,两辆TKS-D原型车完成,一辆是序号8897TKS型坦克造而成,另一辆则是序号1510TKS-B型坦克原型车基造。