Revision as of 22:20, 7 September 2011 edit Katharineamy (talk \| contribs) Extended confirmed users, Pending changes reviewers, Rollbackers 146,942 edits added Category:Railway signalling; removed {{uncategorized}} using HotCat ← Previous edit		Revision as of 09:55, 8 September 2011 edit undo Tabletop (talk \| contribs) Extended confirmed users, Pending changes reviewers 177,774 edits m Microlok II Next edit →
Line 10: * [[Solid State Interlocking\|SSI]] (Solid State Interlocking) - [[British Rail\|BR]], [[Invensys]], [[GEC-General Signal]] * [[Mircrolok II]] == Competition Rules ==

Computer-based interlocking: Difference between revisions