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.)
Expired
Application number
Inventor
John Walker
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Individual
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Individual
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Filing date
Publication date
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Application grantedgrantedCritical
Publication of GB190605778ApublicationCriticalpatent/GB190605778A/en
5778. Walker, J. March 9. Filing papers &c.-Relates to loose-leaf books with mating prongs. The ends of the prongs are adapted to engage with one another, being each provided with one or more projections a and one or more notches b. The invention may be applied to prongs otherwise locked, and is adapted for prongs that are moved longitudinally, longitudinally and transversely as described in Specification No. 24,277, A.D. 1904, or transversely only. In the last case the prongs must be arranged to spring on each other.
GB190605778D1906-03-091906-03-09Improvements in and relating to Loose Leaf Books.
ExpiredGB190605778A
(en)