The purpose of these acoustical patent reviews is to provide enough information for a Journal reader to decide whether to seek more information from the patent itself. Any opinions expressed here are those of the reviewers as individuals and are not legal opinions. Patents are available via the internet at the USPTO website.

中文翻译：

---

声学专利的评论

这些声学专利审查的目的是为期刊读者提供足够的信息，以决定是否从专利本身中寻求更多的信息。这里表达的任何观点都是作为个人的审阅者的观点，而不是法律观点。可以在美国专利商标局网站上通过互联网获得专利。