摘要:
A structural unit comprising an assembly of bows longitudinally spaced and secured together by structural members, which is easily and rigidly assembled by using sliding connections of extrusions, for subsequent fitting to a range of preexisting chassis, to yield specific vehicles.
摘要:
A structural unit comprising an assembly of bows longitudinally spaced and secured together by structural members, which is easily and rigidly assembled by using sliding connections of extrusions, for subsequent fitting to a range of preexisting chassis, to yield specific vehicles.