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BE623967A - - Google Patents
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BE623967A - - Google Patents

Info

Publication number
BE623967A
BE623967A BE623967DA BE623967A BE 623967 A BE623967 A BE 623967A BE 623967D A BE623967D A BE 623967DA BE 623967 A BE623967 A BE 623967A
Authority
BE
Belgium
Prior art keywords
machine
drilling tool
drilling
rollers
machine according
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE623967A publication Critical patent/BE623967A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B23B41/02—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for boring deep holes; Trepanning, e.g. of gun or rifle barrels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)
BE623967D BE623967A (sr)

Publications (1)

Publication Number Publication Date
BE623967A true BE623967A (sr)

Family

ID=195880

Family Applications (1)

Application Number Title Priority Date Filing Date
BE623967D BE623967A (sr)

Country Status (1)

Country Link
BE (1) BE623967A (sr)

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