Title:
Electromagnetic wave transmission system
United States Patent 2653220
Inventors:
Bays, Carl A.
Application Number:
US12280349A
Publication Date:
09/22/1953
Filing Date:
10/21/1949
Assignee:
Bays, Carl A.
Primary Class:
Other Classes:
324/334, 333/239, 343/719
International Classes:
H04B13/02
View Patent Images:
US Patent References:
2517951Wide-band directive antenna1950-08-08
2499195Mine communication system1950-02-28
2424274Pulse receiving system1947-07-22
2389432Communication system by pulses through the earth1945-11-20
1333095Art of the transmission of electrical power without wires1920-03-09
1175082N/A1916-03-14
0996092N/A1911-06-27
0777216N/A1904-12-13