13 Apr
2018
13 Apr
'18
9:25 p.m.
I'd expect it's to maintain a constant rate of cut as you operate the handle at a constant speed. On Fri, Apr 13, 2018, 20:19 James Propp <jamespropp@gmail.com> wrote:
Why do paper-cutters have curved blades? Is the usual design intended to optimize something?
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