FR321291A - Outil pour serrer les barreaux de grille - Google Patents

Outil pour serrer les barreaux de grille

Info

Publication number
FR321291A
FR321291A FR321291DA FR321291A FR 321291 A FR321291 A FR 321291A FR 321291D A FR321291D A FR 321291DA FR 321291 A FR321291 A FR 321291A
Authority
FR
France
Prior art keywords
tightening
tool
grid bars
bars
grid
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
Oldenburg Franz Georg
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 FR321291A publication Critical patent/FR321291A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
    • B21D47/005—Making gratings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR321291D 1902-05-21 1902-05-21 Outil pour serrer les barreaux de grille Expired FR321291A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR321291T 1902-05-21

Publications (1)

Publication Number Publication Date
FR321291A true FR321291A (fr) 1903-01-06

Family

ID=1371731

Family Applications (1)

Application Number Title Priority Date Filing Date
FR321291D Expired FR321291A (fr) 1902-05-21 1902-05-21 Outil pour serrer les barreaux de grille

Country Status (1)

Country Link
FR (1) FR321291A (fr)

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