BE726222A - - Google Patents

Info

Publication number
BE726222A
BE726222A BE726222DA BE726222A BE 726222 A BE726222 A BE 726222A BE 726222D A BE726222D A BE 726222DA BE 726222 A BE726222 A BE 726222A
Authority
BE
Belgium
Application number
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
Publication of BE726222A publication Critical patent/BE726222A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
    • E04F11/032—Spiral stairways supported by a central column

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Steps, Ramps, And Handrails (AREA)
BE726222D 1968-12-30 1968-12-30 BE726222A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE726222 1968-12-30

Publications (1)

Publication Number Publication Date
BE726222A true BE726222A (de) 1969-05-29

Family

ID=3854036

Family Applications (1)

Application Number Title Priority Date Filing Date
BE726222D BE726222A (de) 1968-12-30 1968-12-30

Country Status (5)

Country Link
BE (1) BE726222A (de)
CH (1) CH510798A (de)
FR (1) FR2027321A1 (de)
GB (1) GB1293410A (de)
LU (1) LU60030A1 (de)

Also Published As

Publication number Publication date
LU60030A1 (de) 1970-02-16
FR2027321A1 (de) 1970-09-25
CH510798A (fr) 1971-07-31
GB1293410A (en) 1972-10-18

Similar Documents

Publication Publication Date Title
AU1946070A (de)
AU428130B2 (de)
AU2374870A (de)
AU5184069A (de)
AU6168869A (de)
AU6171569A (de)
AU416157B2 (de)
AU429879B2 (de)
AU2581067A (de)
AU4811568A (de)
AU421558B1 (de)
AR203075Q (de)
AU3789668A (de)
AU3224368A (de)
AU4744468A (de)
AU2580267A (de)
FR2027321A1 (de)
AU4503667A (de)
BE708951A (de)
AU4224469A (de)
AU4464266A (de)
BE719250A (de)
AU4558658A (de)
AU463027A (de)
AU3083868A (de)

Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: WILLEMSENS ALBERT-HENDRIK

Effective date: 19881230