Illustrated description of Wickman-Horstman grinder, specially designed to produce at low cost accurately ground component parts for aircraft and allied industries; it can easily be operated with almost any degree of accuracy by semi-skilled labor. (see also Engineering v 151 n 3919 Feb 21 1941 p 147)
Thread grinder
Engineer
Engineer ; 171 , n 4440
1941
2 pages
Article (Journal)
English
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Engineering Index Backfile | 1943