Grapple Patents (Class 294/86.4)
- Basket-forming (Class 294/86.11)
- Combined insertable and surrounding grappling means (Class 294/86.12)
- With separate lateral positioning means (Class 294/86.13)
- With separate grapple-setting operator (Class 294/86.14)
- With laterally movable grapple support (Class 294/86.16)
- With releasing means (Class 294/86.17)
- With impact means (Class 294/86.23)
- Expanding grapple means (Class 294/86.24)
- Contracting grappling means (e.g., overshot) (Class 294/86.26)
- Including washover or cutover means (Class 294/86.34)