DK14786C - Drilling head for tunnel drilling machines. - Google Patents

Drilling head for tunnel drilling machines.

Info

Publication number
DK14786C
DK14786C DK14786DA DK14786C DK 14786 C DK14786 C DK 14786C DK 14786D A DK14786D A DK 14786DA DK 14786 C DK14786 C DK 14786C
Authority
DK
Denmark
Prior art keywords
drilling
tunnel
machines
head
drilling head
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
J P Karns Tunneling Machine Co
Publication date
Application granted granted Critical
Publication of DK14786C publication Critical patent/DK14786C/en

Links

DK14786D Drilling head for tunnel drilling machines. DK14786C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK14786T

Publications (1)

Publication Number Publication Date
DK14786C true DK14786C (en) 1911-07-10

Family

ID=27830597

Family Applications (1)

Application Number Title Priority Date Filing Date
DK14786D DK14786C (en) Drilling head for tunnel drilling machines.

Country Status (1)

Country Link
DK (1) DK14786C (en)

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