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About 1 Trademarks found for “FREON-22*”

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FREO*

*-22

FR*22

230657
EXPUNGED

on 15 Oct 1970

FREON-22

E.I. DU PONT DE NEMOURS AND COMPANY

230657 · 2 Jun 1955

001

Monochlorodifluoromethane, being fluorinated hydrocarbons used as refr...

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E.I. du pont de nemours and company (1)

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Class 1 (1)

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