Methods of Malkin Motor Freight Co., Boston, for determining how much it costs to operate four-wheel trailer and to pull it with truck.
Getting actual trailer cost
Commercial Car Jl
1929
2 pages
Aufsatz (Zeitschrift)
Englisch
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SYSTEM AND METHOD OF ESTIMATING ACTUAL ANGLE OF HITCH BETWEEN VEHICLE AND TRAILER
Europäisches Patentamt | 2016
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