FR954460A - Perforatrice perfectionnée - Google Patents

Perforatrice perfectionnée

Info

Publication number
FR954460A
FR954460A FR954460DA FR954460A FR 954460 A FR954460 A FR 954460A FR 954460D A FR954460D A FR 954460DA FR 954460 A FR954460 A FR 954460A
Authority
FR
France
Prior art keywords
hole puncher
advanced hole
advanced
puncher
hole
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
Other languages
English (en)
Inventor
Rene Chenelle
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 filed Critical
Application granted granted Critical
Publication of FR954460A publication Critical patent/FR954460A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR954460D 1947-10-02 1947-10-02 Perforatrice perfectionnée Expired FR954460A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR954460T 1947-10-02

Publications (1)

Publication Number Publication Date
FR954460A true FR954460A (fr) 1949-12-26

Family

ID=9487656

Family Applications (1)

Application Number Title Priority Date Filing Date
FR954460D Expired FR954460A (fr) 1947-10-02 1947-10-02 Perforatrice perfectionnée

Country Status (1)

Country Link
FR (1) FR954460A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2414617A1 (fr) * 1978-01-17 1979-08-10 Coal Industry Patents Ltd Equipement de perforation a multiples mats de forage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2414617A1 (fr) * 1978-01-17 1979-08-10 Coal Industry Patents Ltd Equipement de perforation a multiples mats de forage

Similar Documents

Publication Publication Date Title
FI21913A (fi) Regellås
FR954460A (fr) Perforatrice perfectionnée
FI21840A (fi) Roterande sinterapparat
AT163250B (de) Malschloß
FR1004224A (fr) Focomètre perfectionné
FR951901A (fr) Barographe perfectionné
AT179950B (de) Stanzmaschine
CA15312S (fr) Statuette
AT169951B (de) Sensenartiges Werkzeug
AT168548B (de) Hammerklavier
ES14674Y (es) Alpargata
ES14326Y (es) Alpargata
ES15447Y (es) Sommier
AT169536B (de) Libelle
ES15070Y (es) carta-postal-sobre
FI21891A (fi) Vinkelmätningsinstrument
FI21966A (fi) Självkontrollerande hyresbak
FI21809A (fi) Ritverktyg
FI21831A (fi) Velocipedpakethållare
FI21832A (fi) Kombinationslås
FI22045A (fi) Plattpastöriseringsapparat
FI21842A (fi) Smör- eller linlås
FI21886A (fi) Sågmaskin
FI21776A (fi) Kabelskåp
FI21768A (fi) Multipeltelefonianordning