4. Excavating
  5. Beneath a body of water
  6. Suction

Michael R. Walsh

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Debris separator for dredge or slurry pump

Excavating – Beneath a body of water – Suction
Patent

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Ice auger extractor for retrieving augers or similar devices fro

Handling: hand and hoist-line implements – Grapple – Well type
Patent

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Portable asphalt stress and strain measuring device

Thermal measuring and testing – Thermal testing of a nonthermal quantity
Patent

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Trailable snow plow for off road use

Excavating – Snow or ice removing or grooming by portable device – Scraper blade
Patent

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Profile ID: LFUS-PAI-P-722953

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