rule of operationglossary / RULE OF OPERATION rule of operation. Patents. A method of using a machine to produce its intended useful result. • A rule of operation and moving parts generally distinguish a machine from an article of manufacture. 词条贡献者 译员Dennis,毕业于英国顶尖的高级翻译学院,专注翻译各种与高管退休金和员工福利有关的法律文件。