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 GB190629648ApublicationCriticalpatent/GB190629648A/en
29,648. Walker, J. Dec. 29. Filing papers &c. -The mating prongs c, d of the file, temporary binder, loose - leaf book, &c. described in Specification No. 24,277, A.D. 1904, are provided with serrations g, h having sloping faces, whereby when the plate a is moved longitudinally over the plate b in the final closing movement, the serrations ride over one another and thus prevent accidental opening of the file.
GB190629648D1906-12-291906-12-29Improvements in and relating to Files, Temporary Binders, Loose Leaf Books and the like.
ExpiredGB190629648A
(en)