B - Operations – Transporting – 27 – B
Patent
B - Operations, Transporting
27
B
B27B 33/12 (2006.01) B23D 61/04 (2006.01) B27B 33/20 (2006.01)
Patent
CA 2213160
A saw tooth circular blade supports teeth distributed peripherally around its perimeter, each tooth having curved sides whereby, when a board is cut to sever it into two portions, each cut portion is formed with an arcuately contoured edge.
Miltons Ip/p.i.
Vaagen Duane
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