发明名称 Log roller
摘要 An apparatus is provided for transporting logs from the exterior of a dwelling to the interior of a dwelling. The apparatus comprises a platform and retaining members with a pair of wheels at either end thereof. The apparatus is operated on the exterior of a dwelling by rolling upon a pair of wheels, and in the interior of a dwelling upon the other pair of wheels.
申请公布号 US4530510(A) 申请公布日期 1985.07.23
申请号 US19830550891 申请日期 1983.11.10
申请人 DRIGGERS, ROBERT H. 发明人 DRIGGERS, ROBERT H.
分类号 B62B1/10;B62B5/02;(IPC1-7):B62B3/00 主分类号 B62B1/10
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