Special Machines Patents (Class 112/2)
- Shoe sole
- Heating (Class 112/41)
- Waxing (Class 112/42)
- Lubricating and moistening (Class 112/43)
- Welt slitting and beveling (Class 112/44)
- Channeling (Class 112/45)
- Welt handling (Class 112/46)
- Feeding (Class 112/47)
- Channel guides (Class 112/50)
- Edge and crease guides (Class 112/51)
- Welt guides (Class 112/52)
- Chain stitch (Class 112/53)
- Lock stitch (Class 112/54)
- Thread handling
- Presser devices (Class 112/60)
- Work supports (Class 112/62)
- With stitch counter (Class 112/470.02)
- Material sensing and subsequent feed adjustment (Class 112/470.03)
- Operator controlled data entry means (Class 112/470.04)
- With means for performing a diverse operation (Class 112/470.05)
- Positionable work carrier under electronic pattern or program control (Class 112/470.06)
- Positionable work carrier under mechanical pattern or program control (Class 112/470.09)