B - Operations – Transporting – 21 – D
Patent
B - Operations, Transporting
21
D
164/140, 164/88
B21D 28/10 (2006.01) B26D 3/08 (2006.01)
Patent
CA 1050416
ABSTRACT OF THE DISCLOSURE A score having improved anti-fracture character- istics formed by a score punch including inclined sides merging at a flat bottom face. At least one of the sides is formed with a horizontal ledge parallel to the flat scoring face and located in vertical spaced relation from the face.
296885
Hawkins Jerry D.
Holk Albert J. (jr.)
LandOfFree
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