Turnable runner steered vehicle
作者： Robert M Lamb
DOI:
关键词: Geology
摘要:
lens.org 参考文章(4)
Edgar E Hetteen, Snowmobile transporting apparatus ,(1967)
Bombardier Joseph Armand, Chain tread vehicle ,(1942)
Edgar E Hetteen, Motor propelled sled ,(1958)
Max M Hammitt, Suspension system for a snow vehicle ,(1968)