AU209554A - Earth tunnelling device and extractor device forthe laying and extracting of underground pipes, conduits, cables andthe like
- Google Patents
Earth tunnelling device and extractor device forthe laying and extracting of underground pipes, conduits, cables andthe like
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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of AU209554ApublicationCriticalpatent/AU209554A/en
Publication of AU208626B2publicationCriticalpatent/AU208626B2/en
AU2095/54A1954-08-02Earth tunnelling device and extractor device forthe laying and extracting of underground pipes, conduits, cables andthe like
ExpiredAU208626B2
(en)