FR729593A - Perfectionnements aux machines-outils - Google Patents

Perfectionnements aux machines-outils

Info

Publication number
FR729593A
FR729593A FR729593DA FR729593A FR 729593 A FR729593 A FR 729593A FR 729593D A FR729593D A FR 729593DA FR 729593 A FR729593 A FR 729593A
Authority
FR
France
Prior art keywords
machine tools
tools
machine
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
William Wallace Potter
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 FR729593A publication Critical patent/FR729593A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B9/00—Automatic or semi-automatic turning-machines with a plurality of working-spindles, e.g. automatic multiple-spindle machines with spindles arranged in a drum carrier able to be moved into predetermined positions; Equipment therefor
    • B23B9/02—Automatic or semi-automatic machines for turning of stock

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR729593D 1931-06-04 1931-12-28 Perfectionnements aux machines-outils Expired FR729593A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US729593XA 1931-06-04 1931-06-04

Publications (1)

Publication Number Publication Date
FR729593A true FR729593A (fr) 1932-07-26

Family

ID=22110821

Family Applications (1)

Application Number Title Priority Date Filing Date
FR729593D Expired FR729593A (fr) 1931-06-04 1931-12-28 Perfectionnements aux machines-outils

Country Status (1)

Country Link
FR (1) FR729593A (fr)

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