A similar pattern, with a cylindrical friction element, was used on Mercedes-Benz cars from 1928.
floppy disk | Static Shock | Birdemic: Shock and Terror | Hard disk drive | hard disk drive | Golden Disk Awards | A Shock to the System | Universal Disk Format | Spokane Shock | Shock Records | Shock G | Shock absorber | disk | 3rd Shock Army | shock therapy | friction | Floppy disk | Alderson disk | 3rd Shock Army (Soviet Union) | The Shock Wave | shock therapy (economics) | Shock of the Hour | Shock'n Y'all | Shock Corridor | shock absorber | Shock | shock | shell shock | R Adams Cowley Shock Trauma Center | Hard Disk 20SC |