FR495950A - Punch - Google Patents

Punch

Info

Publication number
FR495950A
FR495950A FR495950A FR495950DA FR495950A FR 495950 A FR495950 A FR 495950A FR 495950 A FR495950 A FR 495950A FR 495950D A FR495950D A FR 495950DA FR 495950 A FR495950 A FR 495950A
Authority
FR
France
Prior art keywords
punch
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
FR495950A
Other languages
French (fr)
Inventor
Ingebreth Boehn
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.)
INGEBRETH BOEHN
Original Assignee
INGEBRETH BOEHN
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 INGEBRETH BOEHN filed Critical INGEBRETH BOEHN
Application granted granted Critical
Publication of FR495950A publication Critical patent/FR495950A/en
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
    • E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
    • E21D9/112—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines by means of one single rotary head or of concentric rotary heads
    • E21D9/115—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines by means of one single rotary head or of concentric rotary heads with cutting tools mounted pivotably or slidable on the head

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)
FR495950A 1917-05-07 1919-01-17 Punch Expired FR495950A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO495950X 1917-05-07

Publications (1)

Publication Number Publication Date
FR495950A true FR495950A (en) 1919-10-22

Family

ID=1531427

Family Applications (1)

Application Number Title Priority Date Filing Date
FR495950A Expired FR495950A (en) 1917-05-07 1919-01-17 Punch

Country Status (1)

Country Link
FR (1) FR495950A (en)

Similar Documents

Publication Publication Date Title
FR489337A (en) Punch
FR495950A (en) Punch
CH77417A (en) Hand punch
FR485304A (en) Caliber-tee-parallelograph
FI6704A (en) Sparur
CH77408A (en) Drawing die
FR486615A (en) Binder-notepad
FI6672A (en) Motorsläde
FI6871A (en) Länkanordning
FI6903A (en) Kugghjulshyvelmaskin
FI6895A (en) Fältflaska
FI6873A (en) Timmerskoppel
FI6654A (en) Class
FI6859A (en) Kombinerad trösk-skördemaskin
FI6848A (en) Vedugn
FI6847A (en) Rotations-explosionsmotor
FI6801A (en) Båtboj
FI6800A (en) Driv- och bromsmekanism
FI6779A (en) Ritsare-apparat
FI6754A (en) Reservsmörjanordning
FI6753A (en) Mekanisk angelkrok
FI6752A (en) Skiftnycket
FI6744A (en) Flishuggningsmaskin
FI6743A (en) Pejlingsinstrument
FI6736A (en) Smidesässja