EP 0128420 B1 19871007 - JEWEL AND PROCESS FOR MANUFACTURING WIRES OR THE LIKE FROM METAL, IN PARTICULAR FROM ALLOYS WITH PRECIOUS METALS
Title (en)
JEWEL AND PROCESS FOR MANUFACTURING WIRES OR THE LIKE FROM METAL, IN PARTICULAR FROM ALLOYS WITH PRECIOUS METALS
Publication
Application
Priority
DE 3320590 A 19830608
Abstract (en)
[origin: EP0128420A2] 1. An item of jewellery consisting of segments of different alloy stages of a noble metal, wherein the individual segments are welded together, characterised in that it is produced from a blank (1) whose segments (3, 4) of different alloy stages have melting points which are close together, wherein the individual segments are fusion-welded together in such a way as to give a progressively changing colour characteristic.
IPC 1-7
IPC 8 full level
A44C 27/00 (2006.01); C22C 5/00 (2006.01)
CPC (source: EP)
A44C 27/002 (2013.01); B21C 37/045 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0128420 A2 19841219; EP 0128420 A3 19860730; EP 0128420 B1 19871007; AT E30105 T1 19871015; DE 3320590 A1 19841213; DE 3466642 D1 19871112
DOCDB simple family (application)
EP 84105912 A 19840524; AT 84105912 T 19840524; DE 3320590 A 19830608; DE 3466642 T 19840524