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.)
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
B21D53/48—Making other particular articles haberdashery, e.g. buckles, combs; pronged fasteners, e.g. staples buttons, e.g. press-buttons, snap fasteners
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Perforating, Stamping-Out Or Severing By Means Other Than Cutting
(AREA)
Verfahren und Vorrichtung zum Beschneiden von nach Drucken, Falten und Heften intermittierend abgegebenen Druckschriften wie Zeitungen, Zeitschriften, Broschüren und dergleichen
Maschine zur selbstthätigen Herstellung der Schirmrippenscharniere bei gleichzeitigem festen Verbinden derselben mit den selbsttätig zugeführten Schirmrippen