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Matthieu Hegi
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Troinex, CH
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Patents Grants
last 30 patents
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Patent Grant
Jewel
Patent number
D636693
Issue date
Apr 26, 2011
Manufacture Roger Dubuis S.A.
Matthieu Hegi
D11 - Jewelry, symbolic insignia, and ornaments
Information
Patent Grant
Ring
Patent number
D631381
Issue date
Jan 25, 2011
Manufacture Roger Dubuis S.A.
Matthieu Hegi
D11 - Jewelry, symbolic insignia, and ornaments
Information
Patent Grant
Pendant with jewel adornments
Patent number
D628933
Issue date
Dec 14, 2010
Manufacture Roger Dubuis SA
Matthieu Hegi
D11 - Jewelry, symbolic insignia, and ornaments