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3814531
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Information
Patent Grant
3814531
References
Source
Patent Number
3,814,531
Date Filed
Not available
Date Issued
Tuesday, June 4, 1974
50 years ago
CPC
E01C19/283 - pedestrian-controlled
B62D53/02 - comprising a uniaxle tractor unit and a uniaxle trailer unit
US Classifications
404 - Road structure, process, or apparatus
180 - Motor vehicles
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