8 sheets
Communication patent prints
The telephone, the telegraph, television and the first mobile phone — communication patents printed as archival wall art.
Communication
US 1,647Electro-Magnetic Telegraph1840
Sheet PD-01
Electro-Magnetic Telegraph
US 174,465Improvement in Telegraphy1876
Sheet PD-10
Improvement in Telegraphy
US 586,193transmitting electrical signals1897
Sheet PD-27
transmitting electrical signals
US 879,532Space telegraphy1908
Sheet PD-38
Space telegraphy
US 1,342,885Method of receiving high-frequency oscillations1920
Sheet PD-45
Method of receiving high-frequency oscillations
US 1,773,980Television system1930
Sheet PD-49
Television system
US 2,292,387Secret communication system1942
Sheet PD-60
Secret communication system
US 3,906,166Radio telephone system1975
Sheet PD-96
Radio telephone system