Légende

Elektrische Kohlebogenlampe, 1879, von Ernst Werner von Siemens, 1816 - 1892, einem deutschen Erfinder

Date

23 août 2016

Crédit

Photo12/imageBROKER/Heinz-Dieter Falkenstein

Notre référence

BRK25F12_446

Model release

Non

Property release

Non

Licence

Droits gérés

Format disponible

78,3Mo (2,4Mo) / 31,1cm x 63,1cm / 3672 x 7450 (300dpi)

Mots clés

deserted no one No People nobody uninhabited empty equipment equipments gear Energy use Power consumption Energy uses Energy consumption energy consumer power supply electricity supply power supplies energy supply light bulb light bulbs bulb bulbs electrode electrodes industry industries serious earnest severe seriously light lights German illustration illustrations depiction depictions depicting representation representing electric electrical produce producing produces manufacture manufacturing manufactures make making makes historic historical historically illuminant illuminants industrial electricity electricity energy energies energy efficiency energy efficiencies power supply power supplies power industry energy industry power industries invention inventions by inventing energy costs energy costs depiction depictions image motif image motifs image images motif motifs inventor inventors light bulb light bulbs incandescent lamp electrical engineering electrical engineering Carbon-fiber-reinforced polymer Carbon Carbon-fiber-reinforced polymers Werner von Siemens Manufacturer Energy technology energy efficient Lighting system