Improvements in Binding Devices for Binding Letters, Technical Journals, Magazines and the like.

摘要

112,243. Nunn, F. W. July 19, 1917. Flexible - band fi l e s ; attaching files to covers.-A flexible - prong file comprises a strip A shaped to form filing - prongs B, with a pair of intermediate lugs I, cut and upturned from the base, and adapted to be passed through openings in one sheet of the file or folder, and to be folded down thereon. A plate D with slots E may be threaded over the prongs and pressed down on the sheet to strengthen the attachment.