Haraguchi, Chotaro,
Saishin denki dokei no chishiki /
Haraguchi Chōtarō-cho.
- 5, 5, 8, 340, 16 pages, 3 unnumbered pages of plates : illustrations ; 20 cm
Includes bibliographical references.
Clocks and watches, Electric.
electrical electromechanical Clock (general) Japan ElectricalScience