Werner von Siemens Dial telegraph Morse's telegraph Telephone Carbon-arc lamp Electrical tramway Dinamo Vacuum cleaner Tantalum lamp The PROTOS cars Radio-receiver Circuit breakers Television High-purity silicon Ultrasonic scanner ISDN MultiMediaCard Fingertip sensor  Screensaver

The Gallery of Technological wonders The PROTOS cars The PROTOS cars were built by Siemens-Schuckertwerke in a variety of designs between the years 1908 and 1927. They were the top German automobiles of the day and won several prizes. That model has a 2.6 liter internal combustion engine with 45 HP.   Siemens S.p.A. 1999 - Milano Communication and Marketing Reproduction and use of the images and texts are prohibited.