Voerde
Germany
3
2009-07-23
The entities that hold a legal rights for patent applications filed by inventor BETTERMANN Gerhard:
Gerhard BETTERMANN from Voerde, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Preparation of additive mixtures for mineral oils and mineral oil distillates
#2 | 2006-06-01Preparation of additive mixtures for mineral oils and mineral oil distillates
#3 | 2006-03-21Preparation of additive mixtures for mineral oils and mineral oil distillates
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