EP 0529349 A1 19930303 - Bimetallic coin blank and method for producing the same.
Title (en)
Bimetallic coin blank and method for producing the same.
Title (de)
Bimetallischer Münzrohling und Verfahren zu seiner Herstellung.
Title (fr)
Flan monétaire bimétallique et procédé pour sa fabrication.
Publication
Application
Priority
FI 914101 A 19910830
Abstract (en)
A bimetallic coin blank is made of two different parts: an inner part (2) circular in cross-section, and an annular part (1) compressed around it. A tight and solid juncture between the two parts of the blank is created by means of a continuous groove (3) formed in the inner part. <IMAGE>
IPC 1-7
IPC 8 full level
A44C 21/00 (2006.01); B21K 25/00 (2006.01); B44B 5/00 (2006.01)
CPC (source: EP)
A44C 21/00 (2013.01); B21K 25/00 (2013.01); B44B 5/008 (2013.01)
Citation (search report)
- [AD] EP 0312436 A1 19890419 - ADMIN MONNAIES MEDAILLES [FR]
- [A] US 1334051 A 19200316 - PRIME ORTON L
- [X] The Official Gazettte of the United States Patent Office, Vol. 88, No. 11, 12 September 1899, Washington, DC, USA
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI NL PT
DOCDB simple family (publication)
EP 0529349 A1 19930303; EP 0529349 B1 19971105; AT E159899 T1 19971115; DE 69223000 D1 19971211; DE 69223000 T2 19980305; DK 0529349 T3 19980420; ES 2109963 T3 19980201; FI 88860 B 19930415; FI 88860 C 19930726; FI 914101 A0 19910830; GR 3025548 T3 19980331; NO 305493 B1 19990607; NO 922825 D0 19920716; NO 922825 L 19930301; SE 508784 C2 19981102; SE 9202290 D0 19920805; SE 9202290 L 19930301
DOCDB simple family (application)
EP 92113196 A 19920803; AT 92113196 T 19920803; DE 69223000 T 19920803; DK 92113196 T 19920803; ES 92113196 T 19920803; FI 914101 A 19910830; GR 970403197 T 19971202; NO 922825 A 19920716; SE 9202290 A 19920805