AU1171819B - Improvements in machines for digging under-drains andthe like
- Google Patents
Improvements in machines for digging under-drains andthe like
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Publication number
AU1171819B
AU1171819BAU11718/19AAU1171819AAU1171819BAU 1171819 BAU1171819 BAU 1171819BAU 11718/19 AAU11718/19 AAU 11718/19AAU 1171819 AAU1171819 AAU 1171819AAU 1171819 BAU1171819 BAU 1171819B
Authority
AU
Australia
Prior art keywords
andthe
drains
machines
digging under
digging
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.)
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Individual
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Individual
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Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to AU11718/19ApriorityCriticalpatent/AU1171819B/en
Publication of AU1171819ApublicationCriticalpatent/AU1171819A/en
Publication of AU1171819BpublicationCriticalpatent/AU1171819B/en