http://pastport.jp/user/magpievalves ja-JP Magpie Valve is a technology-focused manufacturer of industrial valves, packing, gaskets, and seal kits, built on the principle that sealing performance https://www.magpievalves.com/ 2026-01-09T10:06:15+0900 http://pastport.jp/user/magpievalves/timeline/Magpie%20Valve%20Packing%20Gasket%20Co.%2C%20Ltd magpievalves http://pastport.jp/user/magpievalves/timeline/Magpie%20Valve%20Packing%20Gasket%20Co.%2C%20Ltd