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Besancon, FR
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last 30 patents
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Patent Grant
Apparatus for selecting and dispensing a service against payment
Patent number
5,472,116
Issue date
Dec 5, 1995
Schlumberger Industries
Serge Barbe
G07 - CHECKING-DEVICES
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Patent Grant
Device for controlling selective access to at least two compartment...
Patent number
5,434,399
Issue date
Jul 18, 1995
Schlumberger Industries
Serge Barbe
G07 - CHECKING-DEVICES