[Trade Journal] Publication: Electric Railway Journal New York, NY, United States |
Pittsburgh High-Voltage Insulator Company, Derry, Pa., has issued Catalog No. 3, illustrating and listing its high potential, clay body, mahogany glaze porcelain insulators and special pieces for electrical requirements, and describing its testing department for making potential, design and mechanical tests. |
Keywords: | Pittsburg High Voltage Insulator Company |
Researcher notes: | |
Supplemental information: | |
Researcher: | Elton Gish |
Date completed: | February 1, 2011 by: Elton Gish; |