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349517
EXPUNGED

on 25 Jul 2019

CHANNELBLOCK

DOWELL SCHLUMBERGER INCORPORATED (A DELAWARE CORPORATION)

349517 · 17 Jan 1972

001

Chemicals and polymers which in combination are useful for controlling...

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Dowell schlumberger incorporated (a delaware corporation) (1)

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Class 1 (1)

Correspondents

Gowling wlg (canada) llp (1)

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