Anglais | Allemand | |
---|---|---|
Patent | ||
Patent | photo-electric | fotoelektrisch |
Anglais | Allemand | |
---|---|---|
Patent | ||
Patent | photo-electric barrier | Lichtschranke |
Technical | ||
Technical | photo-electric effect | photoelektrischer Effekt [m] |
Photography | ||
Photography | photo-electric cell | fotoelektrische Zelle |