Improvements in or relating to sliding clasp fasteners

摘要

411,459. Sliding clasp fastenings. COX, L., 94, Gravelly Hill, Birmingham, and LIGHTNING FASTENERS, Ltd., Imperial Chemical House, Millbank, London. Dec. 6, 1932, No. 34576. [Class 44.] A stud 7 which may have a swivel head 10 is fixed on the slider 4 of a shirtfront fastening of the type having two sets of elements brought into engagement by the slider.