PH18831A - Apparatus for excavating horizontal tunnel - Google Patents

Apparatus for excavating horizontal tunnel

Info

Publication number
PH18831A
PH18831A PH25547A PH25547A PH18831A PH 18831 A PH18831 A PH 18831A PH 25547 A PH25547 A PH 25547A PH 25547 A PH25547 A PH 25547A PH 18831 A PH18831 A PH 18831A
Authority
PH
Philippines
Prior art keywords
horizontal tunnel
excavating
excavating horizontal
tunnel
horizontal
Prior art date
Application number
PH25547A
Inventor
Hakumi Hagimoto
Yutaka Kashima
Original Assignee
Daiho Construction Co 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
Application filed by Daiho Construction Co Ltd filed Critical Daiho Construction Co Ltd
Publication of PH18831A publication Critical patent/PH18831A/en

Links

PH25547A 1980-04-24 1981-04-24 Apparatus for excavating horizontal tunnel PH18831A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5687080 1980-04-24

Publications (1)

Publication Number Publication Date
PH18831A true PH18831A (en) 1985-10-09

Family

ID=13039450

Family Applications (2)

Application Number Title Priority Date Filing Date
PH25546A PH19034A (en) 1980-04-24 1981-04-24 Apparatus for excavating horizontal tunnel
PH25547A PH18831A (en) 1980-04-24 1981-04-24 Apparatus for excavating horizontal tunnel

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PH25546A PH19034A (en) 1980-04-24 1981-04-24 Apparatus for excavating horizontal tunnel

Country Status (1)

Country Link
PH (2) PH19034A (en)

Also Published As

Publication number Publication date
PH19034A (en) 1985-12-06

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