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Automatically recording the speed and identity of vehicles
US 2,619,402 A
Filed
: 10/03/1945
Issued
: 11/25/1952
Est. Priority Date
: 10/03/1945
Status: Expired due to Term
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Current Assignee
John W. Mccutcheon
Original Assignee
John W. Mccutcheon
Inventors
Mccutcheon, John W.
Application Number
US02/620,058
Time in Patent Office
2,610 Days
Field of Search
US Class Current
396/317
CPC Class Codes
G01P 3/66
using electric or magnetic ...
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