Portable saw mill with built-in leveling mechanism
作者： Earl H Christensen , Lawrence W Carver
DOI:
关键词: Engineering 、 Mill 、 Leveling mechanism 、 Mechanical engineering
摘要:
lens.org 参考文章(4)
O'kelley John William, Adjustable vehicle carrier for portable sawmills or the like ,(1947)
Daniel M. Watters, Body-leveling device ,(1926)
Bach Arthur John, Portable sawmill with carriage traveling over husk ,(1949)
Rudolph Risner, Leveling attachment for threshers and other vehicles. ,(1909)