Langenfeld
Germany
3
2023-06-29
The entities that hold a legal rights for patent applications filed by inventor HAHN Frederic:
Frederic HAHN from Langenfeld, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Cleaning system comprising a base unit and at least one accessory device
#2 | 2023-05-25System comprised of a floor processing device, a memory device and at least one accessory device
#3 | 2019-10-24Safety switch
5746460 ⎘