The Aetna Casualty and Surety Company and Southwestern Bell Telephone Company v. General Electric Company

JOHN R. GIBSON, Circuit Judge.

The Aetna Casualty and Surety Company and Southwestern Bell Telephone Company (hereafter, “Aetna”) appeal a judgment entered for General Electric Company in this product liability case based on theories of negligence, breach of express and implied warranties, and strict liability. Aetna had claimed that a General Electric ballast (a small transformer attached to a fluorescent lamp) was the cause of a substantial fire. The district court 1 581 F.Supp. 889, in a bench trial concluded that under all three theories Aetna had to prove that the ballast was defective…