There is this(1) and I'm looking for some metallurgical patent that I read about but I have not bookmarked that page. So even if Tesla's not creating the Die Ca

There is this(1) and I'm looking for some metallurgical patent that I read about but I have not bookmarked that page. So even if Tesla's not creating the Die Cast machines themselves there are alloy compositions and procedures that Tesla makes use of that are of proprietary nature such as recipes for metal alloys and casting procedures that produce acceptable results that are considered Trade Secrets related. (1) "Tesla Files Patent Application For Die-Cast Unibody Machine" https://cleantechnica.com/2019/07/23/tesla-files-patent-application-for-die-cast-unibody-machine/ https://cleantechnica.com/2019/07/23/tesla-files-patent-appl...