échelle pour passerelle ou analogue

  • Inventors: HALLEN ALF ESKIL
  • Assignees:
  • Publication Date: May 11, 1954
  • Publication Number: FR-1064149-A

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Cited By (1)

    Publication numberPublication dateAssigneeTitle
    US-4707957-ANovember 24, 1987Shepherd John DPreassembled platform stairway