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ES85007A1 - A new tunnel construction system. - Google Patents

A new tunnel construction system.

Info

Publication number
ES85007A1
ES85007A1 ES85007A ES85007A ES85007A1 ES 85007 A1 ES85007 A1 ES 85007A1 ES 85007 A ES85007 A ES 85007A ES 85007 A ES85007 A ES 85007A ES 85007 A1 ES85007 A1 ES 85007A1
Authority
ES
Spain
Prior art keywords
construction system
tunnel construction
new tunnel
new
tunnel
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
ES85007A
Other languages
Spanish (es)
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
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 filed by Individual filed Critical Individual
Priority to ES85007A priority Critical patent/ES85007A1/en
Publication of ES85007A1 publication Critical patent/ES85007A1/en
Expired legal-status Critical Current

Links

ES85007A 1923-03-31 1923-03-31 A new tunnel construction system. Expired ES85007A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES85007A ES85007A1 (en) 1923-03-31 1923-03-31 A new tunnel construction system.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES85007A ES85007A1 (en) 1923-03-31 1923-03-31 A new tunnel construction system.

Publications (1)

Publication Number Publication Date
ES85007A1 true ES85007A1 (en) 1923-06-16

Family

ID=64261965

Family Applications (1)

Application Number Title Priority Date Filing Date
ES85007A Expired ES85007A1 (en) 1923-03-31 1923-03-31 A new tunnel construction system.

Country Status (1)

Country Link
ES (1) ES85007A1 (en)

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