NL7709177A - Ladder. - Google Patents

Ladder.

Info

Publication number
NL7709177A
NL7709177A NL7709177A NL7709177A NL7709177A NL 7709177 A NL7709177 A NL 7709177A NL 7709177 A NL7709177 A NL 7709177A NL 7709177 A NL7709177 A NL 7709177A NL 7709177 A NL7709177 A NL 7709177A
Authority
NL
Netherlands
Prior art keywords
uprights
ladder
held
tapping screws
self tapping
Prior art date
Application number
NL7709177A
Other languages
English (en)
Original Assignee
Schneider Friedrich
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 Schneider Friedrich filed Critical Schneider Friedrich
Priority to NL7709177A priority Critical patent/NL7709177A/nl
Publication of NL7709177A publication Critical patent/NL7709177A/nl

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
NL7709177A 1977-08-19 1977-08-19 Ladder. NL7709177A (nl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL7709177A NL7709177A (nl) 1977-08-19 1977-08-19 Ladder.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7709177A NL7709177A (nl) 1977-08-19 1977-08-19 Ladder.

Publications (1)

Publication Number Publication Date
NL7709177A true NL7709177A (nl) 1979-02-21

Family

ID=19829034

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7709177A NL7709177A (nl) 1977-08-19 1977-08-19 Ladder.

Country Status (1)

Country Link
NL (1) NL7709177A (nl)

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BV The patent application has lapsed