据美国《Defense》1979年第5期报道:康特拉夫斯公司已交给瑞士军械采购局一辆装有两门35毫米炮的瑞士防空坦克样车,该局属于瑞士联邦军事部。这个新的武器系统现正经历广泛的试验。假如试验结果满意,则该系统将在两年内进入采购阶段。研制该变型车的工作是根据1978年5月31日瑞士联邦委员会的决议而开始的,早在1977年和1978年,西德防空坦克‘猎豹’的各项早期试验就在瑞士举行。现已交付的武器系统主要由‘猎豹’防空坦克的防空部分组成。它由瑞士研制,並由西德、 According to the U.S. Defense No. 5, 1979, Contraraves has handed the Swiss Ordnance Procurement Authority a prototype Swiss anti-aircraft tank with two 35-mm guns belonging to the Swiss Federal Military Ministry. This new weapon system is undergoing extensive experimentation. If the test results are satisfactory, the system will enter the procurement phase within two years. The development of the variant car began on the basis of a resolution of the Swiss Federal Council on 31 May 1978, as early as 1977 and 1978 the various earlier trials of the German Chevron anti-aircraft tank Cheetah took place in Switzerland. The weapons systems that have been delivered are mainly made up of the air defense parts of Cheetah anti-aircraft tanks. It developed by Switzerland and by West Germany,