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
GB2683123A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to GB2683123ApriorityCriticalpatent/GB219547A/en
Publication of GB219547ApublicationCriticalpatent/GB219547A/en
B42F3/00—Sheets temporarily attached together involving perforations; Means therefor; Sheet details therefor
B42F3/06—Attachment means of coiled form
Landscapes
Springs
(AREA)
Abstract
219,547. Staab, L. Oct. 26, 1923. Post files.-The leaves a are filed on a loosely wound spring coil d screwed through perforations b, the ends c being enlarged and rounded off.
GB2683123A1923-10-261923-10-26Improvements in loose-leaf binders
ExpiredGB219547A
(en)