34-kv air circuit breaker undergoing tests at switchgear laboratory, Philadelphia

General Electric Company1955-06-09

Details

Title: 34-kv air circuit breaker undergoing tests at switchgear laboratory, Philadelphia
Creator: General Electric Company
Date Created: 1955-06-09
Location: Philadelphia – Philadelphia County - Pennsylvania
Subject Keywords: Employees; Electrical apparatus; General Electric Company. Apparatus Department;

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