BE872495A - SWIVEL STAIRS - Google Patents

SWIVEL STAIRS

Info

Publication number
BE872495A
BE872495A BE192113A BE192113A BE872495A BE 872495 A BE872495 A BE 872495A BE 192113 A BE192113 A BE 192113A BE 192113 A BE192113 A BE 192113A BE 872495 A BE872495 A BE 872495A
Authority
BE
Belgium
Prior art keywords
stairs
swivel
swivel stairs
Prior art date
Application number
BE192113A
Other languages
French (fr)
Original Assignee
Willemsens Albert H
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 Willemsens Albert H filed Critical Willemsens Albert H
Priority to BE192113A priority Critical patent/BE872495A/en
Publication of BE872495A publication Critical patent/BE872495A/en

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
    • E04F11/035—Stairways consisting of a plurality of assembled modular parts without further support

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
BE192113A 1978-12-04 1978-12-04 SWIVEL STAIRS BE872495A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE192113A BE872495A (en) 1978-12-04 1978-12-04 SWIVEL STAIRS

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE872495 1978-12-04
BE192113A BE872495A (en) 1978-12-04 1978-12-04 SWIVEL STAIRS

Publications (1)

Publication Number Publication Date
BE872495A true BE872495A (en) 1979-03-30

Family

ID=25651151

Family Applications (1)

Application Number Title Priority Date Filing Date
BE192113A BE872495A (en) 1978-12-04 1978-12-04 SWIVEL STAIRS

Country Status (1)

Country Link
BE (1) BE872495A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0060014A1 (en) * 1981-01-21 1982-09-15 GRS International Inc., Modular, self-supporting flight of stairs
FR2617522A1 (en) * 1987-06-30 1989-01-06 Idiakez Baztarrica Jose Support column for stairs
EP0733774A1 (en) * 1995-03-21 1996-09-25 Renato Mastella Easily assembled modular element metal ladder
EP0942144A2 (en) 1998-03-12 1999-09-15 Massimo Mastella Modular step unit for prefabricated self-supporting ladders and a self-supporting ladder made thereby

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0060014A1 (en) * 1981-01-21 1982-09-15 GRS International Inc., Modular, self-supporting flight of stairs
FR2617522A1 (en) * 1987-06-30 1989-01-06 Idiakez Baztarrica Jose Support column for stairs
EP0733774A1 (en) * 1995-03-21 1996-09-25 Renato Mastella Easily assembled modular element metal ladder
EP0942144A2 (en) 1998-03-12 1999-09-15 Massimo Mastella Modular step unit for prefabricated self-supporting ladders and a self-supporting ladder made thereby

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WILLEMSENS ALBERT H.

Effective date: 19931231