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Publication of NL49412CpublicationCriticalpatent/NL49412C/xx
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
B29D5/00—Producing elements of slide fasteners; Combined making and attaching of elements of slide fasteners
B29D5/08—Producing elements of slide fasteners; Combined making and attaching of elements of slide fasteners the interlocking members being formed by profiled or castellated edge of a stringer
B—PERFORMING OPERATIONS; TRANSPORTING
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D53/00—Making other particular articles
B21D53/46—Making other particular articles haberdashery, e.g. buckles, combs; pronged fasteners, e.g. staples
B21D53/50—Making other particular articles haberdashery, e.g. buckles, combs; pronged fasteners, e.g. staples metal slide-fastener parts