Pipeline internal field joint cleaning, coating, and inspection robot

Assignee

No assignee recorded.

Inventors

• Russell Langley (4 patents)
• Unknown
• Unknown
• David Paulley (5 patents)
• Unknown
• Darrell L. Davis (3 patents)
• Unknown
• Steve Hayes (11 patents)
• Dale G. Davis (10 patents)
• John D. Lindemann (4 patents)

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