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| www.ferguson.com; Bathroom Fans; Oct. 22, 2013; 24 pp. |
| United States District Court of Illinois Eastern Division, “Complaint for Patent Infringement,”Homewerks Worldwide, LLC v. Broan-Nutone LLC, Case: 1:15-cv-01058, Document #1, filed Feb. 2, 2015, 32 pages. |