https://biz.prlog.org/tag/safety-interlocks/ safety interlocks - Free business directory on PRLog.Org, latest companies listed first. 60 https://biz.prlog.org/digitaldynamics/ Digital Dynamics, Inc. (DDI) specializes in design and manufacture of Industrial controllers and customized I/O systems within diversified OEM markets. An ISO 9001 certified company, DDI is a reliable and repeatable manufacturer of I/O control systems.Thu, 22 May 2014 17:51:27 GMT