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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

Info

Publication number
AU209554A
AU209554A AU2095/54A AU209554A AU209554A AU 209554 A AU209554 A AU 209554A AU 2095/54 A AU2095/54 A AU 2095/54A AU 209554 A AU209554 A AU 209554A AU 209554 A AU209554 A AU 209554A
Authority
AU
Australia
Prior art keywords
conduits
laying
extracting
earth
underground pipes
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.)
Expired
Application number
AU2095/54A
Other versions
AU208626B2 (en
Inventor
Sylvester Spencer Keith
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 Individual filed Critical Individual
Application granted granted Critical
Publication of AU209554A publication Critical patent/AU209554A/en
Publication of AU208626B2 publication Critical patent/AU208626B2/en
Expired legal-status Critical Current

Links

AU2095/54A 1954-08-02 Earth tunnelling device and extractor device forthe laying and extracting of underground pipes, conduits, cables andthe like Expired AU208626B2 (en)

Publications (2)

Publication Number Publication Date
AU209554A true AU209554A (en) 1956-02-02
AU208626B2 AU208626B2 (en) 1956-02-02

Family

ID=

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