IT8920662A0 - Scala doppia a gradini. - Google Patents

Scala doppia a gradini.

Info

Publication number: IT8920662A0
Authority: IT; Italy
Prior art keywords: steps; double staircase; staircase; double
Prior art date: 1988-06-10

Application number

IT8920662A

Other languages

English (en)

Other versions

IT1230215B (it

Inventor

Stefan Gerster

Manfred Klaas

Martin Kaiser

Original Assignee

Loh Kg Hailo Werk

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.)

1988-06-10

Filing date

1989-05-26

Publication date

1989-05-26

1989-05-26 Application filed by Loh Kg Hailo Werk filed Critical Loh Kg Hailo Werk

1989-05-26 Publication of IT8920662A0 publication Critical patent/IT8920662A0/it

1991-10-18 Application granted granted Critical

1991-10-18 Publication of IT1230215B publication Critical patent/IT1230215B/it

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
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/39—Ladders having platforms; Ladders changeable into platforms
- E06C1/393—Ladders having platforms foldable with the ladder

IT8920662A 1988-06-10 1989-05-26 Scala doppia a gradini. IT1230215B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE3819741A DE3819741A1 (de)	1988-06-10	1988-06-10	Stufenstehleiter

Publications (2)

Publication Number	Publication Date
IT8920662A0 true IT8920662A0 (it)	1989-05-26
IT1230215B IT1230215B (it)	1991-10-18

Family

ID=6356253

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT8920662A IT1230215B (it)	1988-06-10	1989-05-26	Scala doppia a gradini.

Country Status (5)

Country	Link
AT (1)	AT396166B (it)
CH (1)	CH678351A5 (it)
DE (1)	DE3819741A1 (it)
IT (1)	IT1230215B (it)
NL (1)	NL8901352A (it)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB599282A (en) *	1945-09-04	1948-03-09	Frederick Duncan Lomas	Improvements relating to step ladders
US2146020A (en) *	1936-05-16	1939-02-07	Michigan Ladder Company	Stepladder
DE1963077U (de) *	1966-09-29	1967-06-29	Hymer Leichtmetallbau	Beidseitig begehbare stufen-stehleiter.
DE1958246U (de) *	1966-11-12	1967-04-06	Erbsloeh Julius & August	Stufenstehleiter.
DE8129697U1 (de) *	1981-10-10	1982-04-08	Krause-Werk Gmbh & Co Kg, 6320 Alsfeld	Doppelstufenleiter

1988
- 1988-06-10 DE DE3819741A patent/DE3819741A1/de active Granted
1989
- 1989-05-08 CH CH1727/89A patent/CH678351A5/de not_active IP Right Cessation
- 1989-05-17 AT AT0118689A patent/AT396166B/de not_active IP Right Cessation
- 1989-05-26 IT IT8920662A patent/IT1230215B/it active
- 1989-05-29 NL NL8901352A patent/NL8901352A/nl not_active Application Discontinuation

Also Published As

Publication number	Publication date
DE3819741C2 (it)	1992-04-02
AT396166B (de)	1993-06-25
CH678351A5 (it)	1991-08-30
NL8901352A (nl)	1990-01-02
DE3819741A1 (de)	1989-12-14
ATA118689A (de)	1992-10-15
IT1230215B (it)	1991-10-18

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Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19960529