ES48085A1 - Improvements in cutting heads for drilling machines. - Google Patents

Improvements in cutting heads for drilling machines.

Info

Publication number
ES48085A1
ES48085A1 ES48085A ES48085A ES48085A1 ES 48085 A1 ES48085 A1 ES 48085A1 ES 48085 A ES48085 A ES 48085A ES 48085 A ES48085 A ES 48085A ES 48085 A1 ES48085 A1 ES 48085A1
Authority
ES
Spain
Prior art keywords
drilling machines
cutting heads
heads
drilling
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
ES48085A
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.)
J P Karns Tunnel Machine Co
Original Assignee
J P Karns Tunnel Machine Co
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 J P Karns Tunnel Machine Co filed Critical J P Karns Tunnel Machine Co
Priority to ES48085A priority Critical patent/ES48085A1/en
Publication of ES48085A1 publication Critical patent/ES48085A1/en
Expired legal-status Critical Current

Links

ES48085A 1910-05-24 1910-05-24 Improvements in cutting heads for drilling machines. Expired ES48085A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES48085A ES48085A1 (en) 1910-05-24 1910-05-24 Improvements in cutting heads for drilling machines.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES48085A ES48085A1 (en) 1910-05-24 1910-05-24 Improvements in cutting heads for drilling machines.

Publications (1)

Publication Number Publication Date
ES48085A1 true ES48085A1 (en) 1910-07-16

Family

ID=64226331

Family Applications (1)

Application Number Title Priority Date Filing Date
ES48085A Expired ES48085A1 (en) 1910-05-24 1910-05-24 Improvements in cutting heads for drilling machines.

Country Status (1)

Country Link
ES (1) ES48085A1 (en)

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