KR940012827U - ladder - Google Patents

ladder

Info

Publication number
KR940012827U
KR940012827U KR2019920022846U KR920022846U KR940012827U KR 940012827 U KR940012827 U KR 940012827U KR 2019920022846 U KR2019920022846 U KR 2019920022846U KR 920022846 U KR920022846 U KR 920022846U KR 940012827 U KR940012827 U KR 940012827U
Authority
KR
South Korea
Prior art keywords
ladder
Prior art date
Application number
KR2019920022846U
Other languages
Korean (ko)
Other versions
KR940005169Y1 (en
Inventor
이상실
Original Assignee
이상실
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 이상실 filed Critical 이상실
Priority to KR92022846U priority Critical patent/KR940005169Y1/en
Publication of KR940012827U publication Critical patent/KR940012827U/en
Application granted granted Critical
Publication of KR940005169Y1 publication Critical patent/KR940005169Y1/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • 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
    • E06C7/082—Connections between rungs or treads and longitudinal members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
KR92022846U 1992-11-18 1992-11-18 Ladder KR940005169Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR92022846U KR940005169Y1 (en) 1992-11-18 1992-11-18 Ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR92022846U KR940005169Y1 (en) 1992-11-18 1992-11-18 Ladder

Publications (2)

Publication Number Publication Date
KR940012827U true KR940012827U (en) 1994-06-22
KR940005169Y1 KR940005169Y1 (en) 1994-08-03

Family

ID=19344309

Family Applications (1)

Application Number Title Priority Date Filing Date
KR92022846U KR940005169Y1 (en) 1992-11-18 1992-11-18 Ladder

Country Status (1)

Country Link
KR (1) KR940005169Y1 (en)

Also Published As

Publication number Publication date
KR940005169Y1 (en) 1994-08-03

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
J204 Request for invalidation trial [patent]
J2X1 Appeal (before the patent court)

Free format text: INVALIDATION IN ENTIRETY

J202 Request for trial for correction [limitation]
J301 Trial decision

Free format text: TRIAL DECISION FOR CORRECTION REQUESTED 19990409

Effective date: 20010227

J2X2 Appeal (before the supreme court)

Free format text: APPEAL BEFORE THE SUPREME COURT FOR INVALIDATION IN ENTIRETY

J302 Written judgement (patent court)

Free format text: JUDGMENT (PATENT COURT) FOR INVALIDATION IN ENTIRETY REQUESTED 19980506

Effective date: 19990305

J303 Written judgement (supreme court)

Free format text: JUDGMENT (SUPREME COURT) FOR INVALIDATION IN ENTIRETY REQUESTED 20010917

Effective date: 20010918

J122 Written withdrawal of action (patent court)

Free format text: WITHDRAWAL OF ACTION (PATENT COURT) FOR CORRECTION REQUESTED 20010404

Effective date: 20011010

LAPS Lapse due to unpaid annual fee