DE79923C - - Google Patents

Info

Publication number
DE79923C
DE79923C DE189479923D DE79923DD DE79923C DE 79923 C DE79923 C DE 79923C DE 189479923 D DE189479923 D DE 189479923D DE 79923D D DE79923D D DE 79923DD DE 79923 C DE79923 C DE 79923C
Authority
DE
Germany
Prior art keywords
springs
prisms
grid
pairs
openings
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
DE189479923D
Other languages
German (de)
English (en)
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 DE79923C publication Critical patent/DE79923C/de
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C9/00—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes
    • E06C9/06—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted
    • E06C9/08—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted with rigid longitudinal members
    • E06C9/10—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted with rigid longitudinal members forming part of a building, such as a balcony grid, window grid, or other window part

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Toys (AREA)
DE189479923D 1894-03-28 1894-03-28 Expired DE79923C (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE79923T 1894-03-28

Publications (1)

Publication Number Publication Date
DE79923C true DE79923C (OSRAM) 1895-01-10

Family

ID=352527

Family Applications (1)

Application Number Title Priority Date Filing Date
DE189479923D Expired DE79923C (OSRAM) 1894-03-28 1894-03-28

Country Status (1)

Country Link
DE (1) DE79923C (OSRAM)

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