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Charleroi, BE
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Patents Grants
last 30 patents
Information
Patent Grant
Universal apparatus for elaborating semiconductive monocrystals
Patent number
3,994,690
Issue date
Nov 30, 1976
Elphiac
Georges Jean-Pierre Hubert Defosse
C30 - CRYSTAL GROWTH
Information
Patent Grant
Apparatus for fabricating monocrystals
Patent number
3,972,684
Issue date
Aug 3, 1976
Elphiac
Georges Jean-Pierre Hubert Defosse
C30 - CRYSTAL GROWTH
Information
Patent Grant
Self-induction device for generating harmonics
Patent number
3,949,337
Issue date
Apr 6, 1976
Elphiac
Joseph Trine
H01 - BASIC ELECTRIC ELEMENTS
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last 30 patents
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