Suomi: Finlaysonin ensimmäiset sähkölamputEnglish: First electric lamps at Finlayson Public domain photograph related to electrical equipment, industrial development, free to use, no copyright restrictions i More
Русский: Схема патрона для лампы накаливания из патента США №320,029 на патрон для ламп накаливания, зарегистрированного на имя Эдварда Вестона (англ. Edward Weston) 16 июля 1885 годаEnglish: Drawing incande More
(text continues from fig. 431). The free ends (Fig. 432) of the platinum wires are connected with the copper sockets D and E, which are insulated from each other by plaster of Paris, F and C are copper pieces More
The first glow lamp which T. A. Edison constructed had platinum wire, similar to the one devised by Changy. Edison examined the properties of many organic and inorganic substances, with a view of finding the b More
Two wires e e, which are connected with the mercury tubes f, are attached to the metal springs c, which are the carbon holders. These springs are regulated by the slide d consisting of insulating material. The More
Swan has done much towards the perfection of glow lamps. Long before Edison, he tried to obtain more durable carbon filaments. Too little attention had been paid by other experimenters to the exhaustion of the More
Advertisement for Kremenezkys light bulb in a playbill for Reinhardt/Vollmöller/Humperdinck: Das Mirakel, Vienna 1912 Deutsch: Werbeeinschaltung für eine Kremenezky-Glühlampe in einem Programmheft für Reinhar More
Tungsram tungsten light bulb advertisement in 1906. The inscription reads: "Wire lamp with a drawn wire – indestructible!
Nernst lamp
Nernst lamp Italiano: Lampada di Nernst completa, modello B con campana, lampada a corrente continua 0,5 amp, 95 Volt (immagine per gentile concessione del Landesmuseum für Technik und Arbeit di Mannheim, Ger More
Identifier: electricengineer03inte (find matches) Title: (Electric engineering.) Year: 1902 (1900s) Authors: International Library of Technology Subjects: Electrical engineering Publisher: Scranton, Intern More
Identifier: xrayapparatusmin00bari (find matches) Title: X-ray apparatus, miniature lamps and accessories Year: 1902 (1900s) Authors: Bario Vacuum Co., New York Subjects: X-rays Radiography Publisher: New More