Key-board Or Key Lever-actuating Mechanism Patents (Class 400/472)
- Including cushioning means (e.g., yieldable surface) (Class 400/491)
- Adjustable in plane of key(s) (e.g., to facilitate reach, rotatable, etc.) (Class 400/492)
- Including character-bearing disc on key cap (Class 400/493)
- Having raised or recessed character (Class 400/494)
- Including means for mounting key cap or key stem (Class 400/495)