Element Or Detail Patents (Class 5/279.1)
- Chill fasteners (Class 5/289)
- Post boxes (Class 5/290)
- Rail boxes and hoods (Class 5/291)
- Rails interengaging within posts (Class 5/292)
- Rail-entering post stubs (Class 5/293)
- Post hooks (Class 5/294)
- Interlocking fingers (Class 5/295)
- Rail hooks (Class 5/296)
- Swinging hooks (Class 5/297)
- Drawbars (Class 5/298)
- Keyhole, bayonet and opentop slots (Class 5/299)
- Dovetails (Class 5/300)
- Post clamps (Class 5/301)
- Rotating rails (Class 5/302)
- Pins and pintles (Class 5/303)
- Brackets (Class 5/304)