Nicely marked Locke "Resistance = Infinity" cabletop
By Matthew Kancle; posted March 31, 2021
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Used on the 440 line. The "B" near the bottom of the incuse means the insulator was produced at the Baltimore plant. |
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Used on the 440 line. The "B" near the bottom of the incuse means the insulator was produced at the Baltimore plant. |