VAC-M Lightning Arrester Cartridge
Parafoudre à charbon
Kohlenstoff Überspannungsableiter

National Electric Supply Co., Toledo, Ohio (USA).

Circa 1916-1925.

To be used either with a telegraph or telephone.

Bibliography: Tube Collectors Association, Tube Collector, Volume 5, Number 1 - February, 2003.

 

Hauteur • Height • Höhe : 4.06" (103 mm)
Diamètre • Diameter • Durchmesser : 1.50" (38 mm)

 

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