AU649506B - Improvements in railway ballast ears
- Google Patents
Improvements in railway ballast ears
Info
Publication number
AU649506B
AU649506BAU6495/06AAU649506AAU649506BAU 649506 BAU649506 BAU 649506BAU 6495/06 AAU6495/06 AAU 6495/06AAU 649506 AAU649506 AAU 649506AAU 649506 BAU649506 BAU 649506B
Authority
AU
Australia
Prior art keywords
ears
railway ballast
ballast
railway
ballast ears
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to AU6495/06ApriorityCriticalpatent/AU649506A/en
Priority claimed from AU6495/06Aexternal-prioritypatent/AU649506A/en
Publication of AU649506BpublicationCriticalpatent/AU649506B/en
Publication of AU649506ApublicationCriticalpatent/AU649506A/en