Edison Portland Cement Company
= Edison Portland Cement Company
{wiki=Edison_Portland_Cement_Company}
The Edison Portland Cement Company was an American cement manufacturing company founded by inventor Thomas Edison in the early 20th century. Established in 1899 in New Jersey, the company specialized in the production of Portland cement, which is a key ingredient in concrete and construction. Edison was interested in developing efficient methods of cement production and sought to innovate the process.