Conveyors, Chutes, Skids, Guides, And Ways Patents (Class 193)
- Loading or trimming (Class 193/3)
- Unloading (Class 193/4)
- Fruit (Class 193/7)
- Mail (Class 193/8)
- Grain drill (Class 193/9)
- For rotary drum (Class 193/10)
- With sprayer (Class 193/11)
- Spiral (Class 193/12)
- Sectional, multiple-point discharge (Class 193/14)
- Vertically adjustable, bodily (Class 193/15)
- Horizontal and vertical swing (Class 193/16)
- Vertical swing (Class 193/17)
- Horizontal swing
- Counterweight (Class 193/24)
- Flexible wall (Class 193/25R)
- Zigzag (Class 193/27)
- Vertical pipe
- Switch (Class 193/31R)
- Retarder (Class 193/32)
- Wall (Class 193/33)
- Chute connections (Class 193/2A)
- Wall vibrators (Class 193/2B)
- Variable capacity troughs (Class 193/2C)
- Endless gravity (Class 193/2D)
- Cup (Class 193/2E)
- Switch (Class 193/36)
- Rollers (Class 193/37)
- Abutments and brakes for roller conveyers (Class 193/35A)
- Submerging and rising (Class 193/35SS)
- Centering and clamps (guides, generally) (Class 193/35C)
- Telescoping and extending (Class 193/35TE)
- Flexible (Class 193/35F)
- Multidirectional (Class 193/35MD)
- Joints (Class 193/35J)
- Gates (Class 193/35G)
- Biased rollers (Class 193/35B)
- Spiral (Class 193/35S)
