HSektion H — ElektrotechnikELECTRICITY
disable hierarchy mode: H04H04Elektrische NachrichtentechnikELECTRIC COMMUNICATION TECHNIQUE
disable hierarchy mode: H04BLink to definition of IPC symbol: H04BH04BÜbertragung [4]TRANSMISSION [4]
disable hierarchy mode: H04B 11/00Link to definition of IPC symbol: H04B 11/00Link to Depatisnet beginner's search with IPC symbol: H04B 11/00H04B 11/00Übertragungssysteme, die Ultraschall-, Schall- oder Infraschallwellen verwenden [1, 2006.01]Transmission systems employing ultrasonic, sonic or infrasonic waves [1, 2006.01]