Bad Laasphe
Germany
2
2023-07-06
The entities that hold a legal rights for patent applications filed by inventor Hellwig Michael:
Michael Hellwig from Bad Laasphe, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
GRADIENT INSULATION SCREW WITH RIGHT-HANDED ROTATION DRILLING TIP AND LEFT-RIGHT THREAD FOR ADJUSTABLE FASTENING OF A ROOFING MEMBRANE ON A STEEL SHEET
#2 | 2019-05-02Fire protection device for hung back-ventilated facades
2487171 ⎘