4. Excavating
  5. Snow or ice removing or grooming by portable device
  6. Motorized rotary excavating tool

Perry Prochnow

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Chute rotation and locking mechanism for snow thrower

Excavating – Snow or ice removing or grooming by portable device – Motorized rotary excavating tool
Reexamination Certificate

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Chute rotation and locking mechanism for snow thrower

Excavating – Snow or ice removing or grooming by portable device – Motorized rotary excavating tool
Reexamination Certificate

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Friction drive cable shifter

Excavating – Snow or ice removing or grooming by portable device – Motorized rotary excavating tool
Reexamination Certificate

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Split wireform bail

Harvesters – Motorized harvester – With randomly-operative control of motor
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2407131

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