GB245732A - Improvements in or relating to stairways - Google Patents

Improvements in or relating to stairways

Info

Publication number
GB245732A
GB245732A GB27053/25A GB2705325A GB245732A GB 245732 A GB245732 A GB 245732A GB 27053/25 A GB27053/25 A GB 27053/25A GB 2705325 A GB2705325 A GB 2705325A GB 245732 A GB245732 A GB 245732A
Authority
GB
United Kingdom
Prior art keywords
bars
stairway
mesh
bar
stairways
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
GB27053/25A
Other languages
English (en)
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.)
IRVING IRON WORKS CO
Original Assignee
IRVING IRON WORKS CO
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 IRVING IRON WORKS CO filed Critical IRVING IRON WORKS CO
Publication of GB245732A publication Critical patent/GB245732A/en
Expired legal-status Critical Current

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
    • E04F11/104—Treads
    • E04F11/112—Treads of metal or with an upper layer of metal

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Steps, Ramps, And Handrails (AREA)
  • Ladders (AREA)
GB27053/25A 1925-01-08 1925-10-28 Improvements in or relating to stairways Expired GB245732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1142A US1553474A (en) 1925-01-08 1925-01-08 Stair tread

Publications (1)

Publication Number Publication Date
GB245732A true GB245732A (en) 1926-08-19

Family

ID=21694592

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27053/25A Expired GB245732A (en) 1925-01-08 1925-10-28 Improvements in or relating to stairways

Country Status (4)

Country Link
US (1) US1553474A (de)
DE (1) DE451688C (de)
FR (1) FR605323A (de)
GB (1) GB245732A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3744204A (en) * 1972-04-24 1973-07-10 Gypsum Co Unit platform

Also Published As

Publication number Publication date
DE451688C (de) 1927-10-31
FR605323A (fr) 1926-05-25
US1553474A (en) 1925-09-15

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