12 public-domain matches
Lighting

Course of six lectures on the chemical history of a candle
Entwicklung und Herstellung naturähnlich verzweigter Kühlkörper für LED-Systeme

The Motion picture theater, its interior illumination and the selection of the screen

The history of stage and theatre lighting

Vertrag
Ornamental street lighting and Alba globes.
Lighting fixtures.
Distinctive lighting equipment.
Novalux street lighting units (pendent and bracket types) for Mazda series lamps.
US Patent 2600514: Elliptical type street lighting reflector incorporating parabolic reflecting areas
Incandescent Electric Lighting