Running skyline intermediate support and multi-span carriage [Logging; citation only; USA].
1982
Gorsh J.W.
书目信息
United States patent - United States Patent Office (USA). no. 4,347,938.
语言
英语
注释
ill. Includes references. Copies of USDA patents are available for a fee from the Commissioner of Patents and Trademarks, U.S. Patents and Trademarks Office, Washington, D.C. 20231. AVAILABILITY: NAL, USDA, Beltsville, Md. 20705 - USA
类型
Monograph; Non Conventional
团体作者
Norges Landbruksvitenskapelige Forskningsraad, Oslo (Norway).
2012-11-15
AGRIS AP
