FR329979A - Double drilling machine - Google Patents

Double drilling machine

Info

Publication number
FR329979A
FR329979A FR329979DA FR329979A FR 329979 A FR329979 A FR 329979A FR 329979D A FR329979D A FR 329979DA FR 329979 A FR329979 A FR 329979A
Authority
FR
France
Prior art keywords
drilling machine
double drilling
double
machine
drilling
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
French (fr)
Inventor
Elisee Segaud
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR329979A publication Critical patent/FR329979A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
    • B23B39/22—Drilling machines with a plurality of working-spindles; Drilling automatons with working-spindles in opposite headstocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR329979D 1903-03-05 1903-03-05 Double drilling machine Expired FR329979A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR329979T 1903-03-05

Publications (1)

Publication Number Publication Date
FR329979A true FR329979A (en) 1903-08-10

Family

ID=1379790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR329979D Expired FR329979A (en) 1903-03-05 1903-03-05 Double drilling machine

Country Status (1)

Country Link
FR (1) FR329979A (en)

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