Details

V08487

d'Arsonval, Jacques-Arsène (Ontwerper)‎, Deprez, M. (Ontwerper)‎, Leeds & Northrup Co.; Philadelphia, PA, USA (Maker)‎

1925 - 1950

"LEEDS & NORTHRUP CO. / PHILADELPHIA PA." "MADE IN U.S.A." AFD.II.213.I.E.B. "130695"

Hoogte: 23.5 cm
Diameter: 13 cm

John T. Stock & Denys Vaughan, The development of instruments to measure electric current (Science Museum, 1983, BOERH 14.688 cat) p. 19 Central Scientific Company, Catalog F; Physical apparatus and instruments (1929, BOERH 3520,2 cat) p. 344

03.08.1.1.0 Spanningsmeter (onderwerp)
; U.S.A. (geografie)
Leiden; the Netherlands (geografie)

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