Power tong

Assignee

• Weatherford/Lamb

Inventors

• Gary McDaniels (1 patents)
• Patrick Cummings (5 patents)
• Michael Hayes (21 patents)
• Steven Albright (3 patents)
• Bernd-Georg Pietras (69 patents)
• Jorg Schulze-Beckinghausen (5 patents)
• Andreas Carlsson (14 patents)

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