4. Excavating
  5. Snow or ice removing or grooming by portable device
  6. Railway clearer

Donald J. Greer

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Excavating tool having hard-facing elements

Excavating – Ditch filler
Patent

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Fan mounting system

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Casing with mounting means
Reexamination Certificate

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Mechanism to restrain slamming of shovel dipper doors

Excavating – Snow or ice removing or grooming by portable device – Railway clearer
Patent

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Switchpad for a pushbutton switch assembly

Electricity: circuit makers and breakers – Electric switch details – Indicators
Reexamination Certificate

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Profile ID: LFUS-PAI-P-820672

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