Racquet stringing machine

Assignee

• Wilson Sporting Goods

Inventors

• William D. Severa (64 patents)
• Ronald R. Rocchi (20 patents)
• John B. Lyons (16 patents)
• Robert T. Kapheim (33 patents)
• Daniel R. Nett (28 patents)
• Craig P. Conner (23 patents)
• Erik B. van der Pols (6 patents)

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