发明名称 Bird house and method of making same
摘要 A method is described for manufacturing articles from solid member using a series of cuts whereby a finished article such as a hollow bird house or other article is formed by an efficient and material saving process. The method is characterized by the use of a number of successive generally straight cuts so that the method is simple and produces only a minimal amount of waste of the material used. A typical example of the process comprises the forming of a hollow bird house or similar article from a section of a log.
申请公布号 US4380336(A) 申请公布日期 1983.04.19
申请号 US19810306088 申请日期 1981.09.28
申请人 PRATT, CHARLES D. 发明人 PRATT, CHARLES D.
分类号 A01K31/14;A63F9/12;B27B1/00;(IPC1-7):A63F9/12 主分类号 A01K31/14
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