1
Wolfgang Renger, Richard Waldhauser: Control method for a testing system. Siemens Aktiengesellschaft, Hill Steadman & Simpson, April 2, 1996: US05504753 (14 worldwide citation)

For control of a testing system, a test module control program module (TUC) arranged on a line trunk group (LTG) in a process-controlled telecommunications system (K) is connected to a unit under test (TA, TS, TL . . . ) via a testing unit (TU) subdivided into test modules (FTEM, LMEM, LVMM) and imp ...


2
Wolfgang Renger, Gerald Zeitz: Testing method for subscriber line testing. Siemens Aktiengesellschaft, Hill Steadman & Simpson, May 16, 1995: US05416825 (9 worldwide citation)

Testing method for subscriber line testing (TS, TL) in a program-controlled communications system or switching equipment (EWSD), whereby a first or a second test execution program module (CT, LT), a test address data program module (TA) and a test decision program module (UC) initiates and implement ...


3
Wolfgang Renger: Internal dusting of film tubes composed of thermoplastics. Wolff Walsrode, Sprung Horn Kramer & Woods, April 21, 1987: US04659532 (5 worldwide citation)

A process for providing film tubes with anti-blocking means in that the film tube is cooled internally by an aqueous suspension containing a suspended release agent directly after extrusion, the excess suspensions are sucked from the interior and the tube, which is additionally cooled on the exterio ...