PATTERSON, District Judge.
The suit is for infringement of patent to Frederickson, 1,687,013. The patent was applied for on December 7, 1927, and was issued on October 8, 1928. It covers improvements to armored electric cable. Prior to Frederickson the armored electric cable in common use was made of two or more insulated wires, with a covering of braided fabric and an outer sheath of spirally wound metallic armor. The disadvantages of this cable were felt when connections...
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