Patents Assigned to Dahle Design Ltd.
  • Documents filing systems
    Patent number: 4674637
    Abstract: A document filing system including a document holder (1) provided along the top edge (3) thereof with retaining means (4) arranged to engage in complementary shaped supporting means (8), the release of the holder (1) and associated retaining means (4) from the said supporting means (8) being effected by relative movement between the retaining (4) and supporting means (8) in a direction normal to that required to locate the holder (1) and associated retaining means (4) on said supporting means (8).
    Type: Grant
    Filed: August 24, 1984
    Date of Patent: June 23, 1987
    Assignee: Dahle Design Ltd.
    Inventors: Richard K. Lovelock, Clive S. Smith