Bottrop
Germany
4
2021-05-13
The entities that hold a legal rights for patent applications filed by inventor GRIESDORN Marcel:
Marcel GRIESDORN from Bottrop, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Pump housing with dual-purpose inlet fitting
#2 | 2019-10-17Eccentric screw pump with telescoping housing
#3 | 2017-10-26Eccentric screw pump
#4 | 2012-03-15Eccentric-screw pump with replaceable rotor and stator
2020719 ⎘