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AU489346B2 - Improvements in or relating to tunnelling machines - Google Patents
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AU489346B2 - Improvements in or relating to tunnelling machines - Google Patents

Improvements in or relating to tunnelling machines

Info

Publication number
AU489346B2
AU489346B2 AU68418/74A AU6841874A AU489346B2 AU 489346 B2 AU489346 B2 AU 489346B2 AU 68418/74 A AU68418/74 A AU 68418/74A AU 6841874 A AU6841874 A AU 6841874A AU 489346 B2 AU489346 B2 AU 489346B2
Authority
AU
Australia
Prior art keywords
relating
tunnelling machines
tunnelling
machines
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
AU68418/74A
Other versions
AU6841874A (en
Inventor
Bland John
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.)
Sir Robert Me Alpine & Sons Ltd
Original Assignee
Sir Robert Me Alpine & Sons Ltd
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
Priority claimed from GB2048673A external-priority patent/GB1469753A/en
Application filed by Sir Robert Me Alpine & Sons Ltd filed Critical Sir Robert Me Alpine & Sons Ltd
Application granted granted Critical
Publication of AU489346B2 publication Critical patent/AU489346B2/en
Publication of AU6841874A publication Critical patent/AU6841874A/en
Expired legal-status Critical Current

Links

AU68418/74A 1973-04-30 1974-04-30 Improvements in or relating to tunnelling machines Expired AU489346B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2048673A GB1469753A (en) 1973-04-30 1973-04-30 Tunnelling machines
GBGB20486/73 1973-04-30

Publications (2)

Publication Number Publication Date
AU489346B2 true AU489346B2 (en) 1975-11-06
AU6841874A AU6841874A (en) 1975-11-06

Family

ID=

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