A Proud Tradition, An Exciting Future

摘要

We at General Railway Signal are proud of our rich history of innovative railway signaling and communications products. As the century draws to a close, we look back with pride on the many technological advances we have introduced. From our introduction of Automatic Permissive Block Signaling in 1911, to the recent launch of our GRANDMASTER™ 4000 Universal Switch Machine, GRS products have represented the best in quality, value and applied technology.