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About 1 Trademarks found for “PETROFECTA*”

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PE*TA

1624367
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on 14 May 2015

PETROFECTA

SCHLUMBERGER CANADA LIMITED

1624367 · 26 Apr 2013

041

042

Automated high-resolution photographic imaging of down hole drill chip...

Owners

Schlumberger canada limited (1)

Categories

Class 41 (1)

Class 42 (1)

Correspondents

May m.M. cheng (1)

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