CH17999A - Hanging track for tunnel construction - Google Patents

Hanging track for tunnel construction

Info

Publication number
CH17999A
CH17999A CH17999A CH17999DA CH17999A CH 17999 A CH17999 A CH 17999A CH 17999 A CH17999 A CH 17999A CH 17999D A CH17999D A CH 17999DA CH 17999 A CH17999 A CH 17999A
Authority
CH
Switzerland
Prior art keywords
tunnel construction
hanging track
hanging
track
tunnel
Prior art date
Application number
CH17999A
Other languages
German (de)
Inventor
Paul Simons
Original Assignee
Paul Simons
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 Paul Simons filed Critical Paul Simons
Publication of CH17999A publication Critical patent/CH17999A/en

Links

CH17999A 1898-11-26 1898-11-26 Hanging track for tunnel construction CH17999A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH17999T 1898-11-26

Publications (1)

Publication Number Publication Date
CH17999A true CH17999A (en) 1899-09-30

Family

ID=4218875

Family Applications (1)

Application Number Title Priority Date Filing Date
CH17999A CH17999A (en) 1898-11-26 1898-11-26 Hanging track for tunnel construction

Country Status (1)

Country Link
CH (1) CH17999A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102550A (en) * 1976-04-20 1978-07-25 Peabody Coal Company Mining method and apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102550A (en) * 1976-04-20 1978-07-25 Peabody Coal Company Mining method and apparatus

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