FR528432A - Appareil à centrer - Google Patents

Appareil à centrer

Info

Publication number
FR528432A
FR528432A FR528432A FR528432DA FR528432A FR 528432 A FR528432 A FR 528432A FR 528432 A FR528432 A FR 528432A FR 528432D A FR528432D A FR 528432DA FR 528432 A FR528432 A FR 528432A
Authority
FR
France
Prior art keywords
center
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
FR528432A
Other languages
English (en)
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.)
IND REGIONALE L
Original Assignee
IND REGIONALE L
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 IND REGIONALE L filed Critical IND REGIONALE L
Application granted granted Critical
Publication of FR528432A publication Critical patent/FR528432A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
    • B23B49/04—Devices for boring or drilling centre holes in workpieces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR528432A 1920-12-11 1920-12-11 Appareil à centrer Expired FR528432A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR528432T 1920-12-11

Publications (1)

Publication Number Publication Date
FR528432A true FR528432A (fr) 1921-11-12

Family

ID=8922028

Family Applications (1)

Application Number Title Priority Date Filing Date
FR528432A Expired FR528432A (fr) 1920-12-11 1920-12-11 Appareil à centrer

Country Status (1)

Country Link
FR (1) FR528432A (fr)

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