Screw Fastener Making Patents (Class 470/58)
- Portable (Class 470/67)
- And pointing means (Class 470/68)
- And severing means (Class 470/69)
- Having plural dies (Class 470/70)
- Having collapsible die (Class 470/73)
- Having chaser cutter (Class 470/80)
- Having recessed cylindrical die block (Class 470/82)
- Having self releasable die holder (Class 470/83)