H - Electricity – 04 – M
Patent
H - Electricity
04
M
379/3, 354/45, 3
H04M 11/00 (2006.01) H04H 9/00 (2006.01)
Patent
CA 1207904
ABSTRACT A telephone based audience survey system accessed by a single telephone number. The equipment, which can be used at the radio or television station and controlled therein answers incoming calls with an analog voice signal and asks for an oral response in regard to the question of interest. It provides and displays data as to the answers or votes made by the individuals in the audience.
435454
Elder Robert E.
Kempner Marvin A.
Kempner (m.a.) Inc.
Macrae & Co.
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