专利名称：VOTING MACHINE发明人：GORDON T,US,BECKER H,US申请号：US3766541D申请日：19720814公开号：US3766541A公开日：19731016
摘要：A series-parallel DC circuit with a switch for each voter to select his answer andan adjustable resistor for controlling current in the selected circuit to thereby indicatethe degree of confidence of the voter in his answer.
申请人：APPLIED FUTURES INC,US
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