FR976835A - Process for the manufacture of hairpins, and pins obtained by this process - Google Patents

Process for the manufacture of hairpins, and pins obtained by this process

Info

Publication number
FR976835A
FR976835A FR976835DA FR976835A FR 976835 A FR976835 A FR 976835A FR 976835D A FR976835D A FR 976835DA FR 976835 A FR976835 A FR 976835A
Authority
FR
France
Prior art keywords
hairpins
manufacture
pins obtained
pins
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
Rene Richard
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 FR976835A publication Critical patent/FR976835A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21G—MAKING NEEDLES, PINS OR NAILS OF METAL
    • B21G1/00—Making needles used for performing operations
    • B21G1/003—Needles for special purposes, e.g. knitting, crochet, hat-pins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21G—MAKING NEEDLES, PINS OR NAILS OF METAL
    • B21G7/00—Making pins of U-like shape or split-pins
    • B21G7/02—Making pins of U-like shape or split-pins of U-like shape
    • B21G7/04—Making pins of U-like shape or split-pins of U-like shape of hairpins

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
FR976835D 1948-10-21 1948-10-21 Process for the manufacture of hairpins, and pins obtained by this process Expired FR976835A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR976835T 1948-10-21

Publications (1)

Publication Number Publication Date
FR976835A true FR976835A (en) 1951-03-22

Family

ID=9519151

Family Applications (1)

Application Number Title Priority Date Filing Date
FR976835D Expired FR976835A (en) 1948-10-21 1948-10-21 Process for the manufacture of hairpins, and pins obtained by this process

Country Status (1)

Country Link
FR (1) FR976835A (en)

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