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FR670090A - Construction process for light and rigid metal elements - Google Patents

Construction process for light and rigid metal elements

Info

Publication number
FR670090A
FR670090A FR670090DA FR670090A FR 670090 A FR670090 A FR 670090A FR 670090D A FR670090D A FR 670090DA FR 670090 A FR670090 A FR 670090A
Authority
FR
France
Prior art keywords
light
metal elements
construction process
rigid metal
rigid
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
Pierre Sourdis
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 FR670090A publication Critical patent/FR670090A/en
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
    • B21D53/00—Making other particular articles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR670090D 1928-06-16 1928-06-16 Construction process for light and rigid metal elements Expired FR670090A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR670090T 1928-06-16

Publications (1)

Publication Number Publication Date
FR670090A true FR670090A (en) 1929-11-25

Family

ID=9016120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR670090D Expired FR670090A (en) 1928-06-16 1928-06-16 Construction process for light and rigid metal elements

Country Status (1)

Country Link
FR (1) FR670090A (en)

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