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Application filed by Luedi & CiefiledCriticalLuedi & Cie
Publication of CH231108ApublicationCriticalpatent/CH231108A/de
A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
A44B1/00—Buttons
A44B1/18—Buttons adapted for special ways of fastening
A44B1/38—Clamping by spring action
CH231108D1942-09-091942-09-09Verfahren zur Herstellung eines Markierungszeichens und nach dem Verfahren hergestelltes Markierungszeichen.
CH231108A
(de)