Railcar constant contact side bearing assembly

Assignee

• Miner Enterprises

Inventors

• William P. O'Donnell (19 patents)
• Erik Jensen (25 patents)
• Paul B. Aspengren (10 patents)
• Michael D. VanMaldegiam (6 patents)
• Paul A. Perlongo (1 patents)
• Mark W. Stanek (2 patents)
• Adam J. Merges (3 patents)

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