Studen BE
Switzerland
1
2023-04-06
Mathias BÄRTSCHI from Studen BE, CH has applied for patents for these inventions. The list has both pending applications and granted patents:
WHEEL COMPONENT FOR A WHEEL OF A TWO-WHEELED VEHICLE OPERATED AT LEAST IN PART BY MUSCULAR ENERGY, AND A WHEEL, AND A METHOD
5703270 ⎘