Proto Corporation: Proto : Notice of application for selection of Prime Market listing

(marketscreener.com) September 14, 2021 To Our Shareholders: Corporate Name: PROTO CORPORATION Representative: Kenji Kamiya, President Securities Code: 4298 Contact: Takehito Suzuki, Executive Officer Tel:...https://www.marketscreener.com/quote/stock/PROTO-CORPORATION-11551434/news/Proto-Notice-of-application-for-selection-of-Prime-Market-listing-36417300/?utm_medium=RSS&utm_content=20210914