Register, Or File (e.g., Telephone Directory File) Patents (Class 40/371)
- With means to pivot (Class 40/389)
- Hinged on single axis (Class 40/390)
- Overlying with end exposed (i.e., shingled) (Class 40/391)
- Hinge cooperating with aperture or channel in base (Class 40/403)
- Secured by means engaging aperture in file item or file item support (Class 40/404)
- File item secured to carrier by aperture or pocket (Class 40/405)