发明名称 Air cushion pontoon freight helicopter
摘要 The specification describes an air suspension freight vehicle comprising a divided pontoon structure in the form of two parallel spaced apart rigidly connected air cushion pontoons adapted to carry freight loads therebetween greater in air cushion transport over ground and water surfaces while utilizing a helicopter attachable to the frame for propulsion and which without cargo may be transported by helicopter to and from a point of utilization.
申请公布号 US4067516(A) 申请公布日期 1978.01.10
申请号 US19740534855 申请日期 1974.12.20
申请人 DOBB, HERBERT LEONARD 发明人 DOBB, HERBERT LEONARD
分类号 B64C25/32;B60V1/00;B60V3/08;(IPC1-7):B64C27/06 主分类号 B64C25/32
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