Remote control system
United States Patent 2182119

Inventors:
Pierre, Gohorel Fernand
Publication Date:
12/05/1939
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Assignee:
Cie, Telephones Thomson Houston
Primary Class:
340/825.590
Other Classes:
340/825.610, 361/191, 340/825.670
International Classes:
H04Q1/44; H04Q1/30