专有技术这一术语来自英文的“Know how”一词,它是“Know how to manufacture”的简称。该词大约在本世纪50年代末和60年代初出现于美国,后来逐渐被其他国家采用,成为国际技术转让中的一个重要内容。在60年代中期我国技术引进合同中也开始使用“Know how”这个术语。1980年我国的《中外合资 The term know-how comes from the English word “know how”, which is short for “Know how to manufacture”. The word appeared in the United States around the late 1950s and early 1960s and was gradually adopted by other countries and became an important part of international technology transfer. In the mid-1960s, China’s technology import contract also began to use the “Know how” term. 1980 China’s "joint venture