Transmission Of Digital Information, E.g. Telegraphic Communication
G06F
Electric Digital Data Processing
H04B
Transmission
G06Q
Data Processing Systems Or Methods, Specially Adapted For Administrative, Commercial, Financial, Managerial, Supervisory Or Forecasting Purposes; Systems Or Methods Specially Adapted For Administrative, Commercial, Financial, Managerial, Supervisory Or Forecasting Purposes, Not Otherwise Provided For
