DE222122C - - Google Patents

Info

Publication number
DE222122C
DE222122C DENDAT222122D DE222122DA DE222122C DE 222122 C DE222122 C DE 222122C DE NDAT222122 D DENDAT222122 D DE NDAT222122D DE 222122D A DE222122D A DE 222122DA DE 222122 C DE222122 C DE 222122C
Authority
DE
Germany
Prior art keywords
ladder
axis
lowering
wind device
bracket
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.)
Active
Application number
DENDAT222122D
Other languages
German (de)
English (en)
Publication of DE222122C publication Critical patent/DE222122C/de
Active legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B9/00—Climbing poles, frames, or stages

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Ladders (AREA)
DENDAT222122D Active DE222122C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE222122C true DE222122C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=483041

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT222122D Active DE222122C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE222122C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2564954A (en) * 1948-04-26 1951-08-21 David E Brelsford Retractable stairs
US5394739A (en) * 1994-06-06 1995-03-07 Computational Systems, Inc. Viscosity tester and method with orbiting object
US6006861A (en) * 1995-05-09 1999-12-28 Progress Rail Services, Lincoln Industries Division Railroad crossing gate ladder assembly

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2564954A (en) * 1948-04-26 1951-08-21 David E Brelsford Retractable stairs
US5394739A (en) * 1994-06-06 1995-03-07 Computational Systems, Inc. Viscosity tester and method with orbiting object
US6006861A (en) * 1995-05-09 1999-12-28 Progress Rail Services, Lincoln Industries Division Railroad crossing gate ladder assembly

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