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Electrical measuring instruments : grand prize Louisiana Purchase Exposition, St. Louis, 1904 (1904)

Leeds and Northrup Company · leaf 9

An illustration from Electrical measuring instruments : grand prize Louisiana Purchase Exposition, St. Louis, 1904, 1904, leaf 9 — echanically strong. The maxi-mum radiating surface is secured to the wire, while much of the gen-erated heat is conducted away by the metal spool through the brass studsinto the brass blocks on top of the box and thus dissipated. THE LEEDS .S: XOKTilKLF COMPANY Improved Plugs The plugs are of…

Electricity · Electrical engineering · Electrical Equipment · Electrical Circuits · Electronics

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