Elektrische Uhren /

Krug, Günter,

Elektrische Uhren / von Günter Krug. - 184 pages : illustrations ; 22 cm - Spezialwissen für die Berufsbildung .

Bibliography: p. 167.

73584785


Clocks and watches, Electric--Design and construction--Study and teaching.
Clocks and watches, Electric.

textbook electrical electromechanical Timekeeper (general) Germany ElectricalScience