1.However, these patent invention can only part of the bell, and because of his work focuses on basic principle.
然而，这些专利的发明只将铃的一部份装于罐头，而且因为他的工作把重心集中在基本的原则。
2.The contents include: Right to a patent Invention by an Employee;
该法的内容包括：有权获得专利发明的一名雇员获取发明专利的权利；