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22786_EXTRA_LARGE.jpg
22787_EXTRA_LARGE.jpg
[-] // ΜΤ-015183 // 1900-1920

Submarine Telegraphy Control

DImensions: 0 x 15 x 13 εκ. Material: bakelite,metal

Wired submarine telegraphy control with two metal arms, a bakelite base and bakelite-coated individual parts. The arms are high in order to facilitate the high voltage required in submarine telegraph communications.

In Copyright

In copyright