Untitled timeline

Main

Telegraph

1837

Telephone

1876

Solar Collector

1908

'Vacuum' Light Bulbs

1910

Electric Starter

1911

Refridgerator

1913

Electric Dishwasher

1913

All-Electronic Television System

1927

Electron Microscope

1931 - 1933

Transistor

1947

Transistor Radio

1954

Ultrasound

1959

Electric Calculator

1967

E-Mail Program

1972

Cat Scan

1972

Electronic Sewing Machine

1978