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255020
EXPUNGED

on 13 May 2021

SPERSENE

DRESSER INDUSTRIES INC. (A DELAWARE CORPORATION)

255020 · 28 Jan 1960

001

Organic dispersant for drilling muds used in drilling oil wells.

Owners

Dresser industries inc. (a delaware corporation) (1)

Categories

Class 1 (1)

Correspondents

Smart & biggar ip agency co. (1)

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