Title:
Automatic proportional traffic control device
United States Patent 2892995


Inventors:
Kearney, John F.
Soderberg, John W.
Application Number:
US58730456A
Publication Date:
06/30/1959
Filing Date:
05/25/1956
Assignee:
Robert, Strakos P.
John, Malasky
Primary Class:
International Classes:
G08G1/00
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US Patent References:
2751574Traffic signal controller1956-06-19
2644150Automatic traffic directing device for garages1953-06-30
2482610Automatic traffic directing device for garages1949-09-20
2235525Railway traffic controlling apparatus1941-03-18
2195868Recording device1940-04-02
2114759N/A1938-04-19
2100831Traffic control system1937-11-30
1554570Direction indicator1925-09-22
1199545N/A1916-09-26