Cut-off machine work clamp
作者： Witt Edward J De
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lens.org 参考文章(4)
Kenneth V Hart, Method of and means for shaping the ends of tubes ,(1934)
Yarwood Henry, Manipulators for supporting work for welding or other operations ,(1956)
James Mccarthy, Universal clamp for cold-sawing machines. ,(1907)
Bacon Reginald Hugh Spencer, Redpath Robert, Improvements in or connected with the Breech Mechanism of Ordnance. ,(1913)