F - Mech Eng,Light,Heat,Weapons – 41 – J
Patent
F - Mech Eng,Light,Heat,Weapons
41
J
273/132
F41J 3/00 (2006.01)
Patent
CA 1184578
Abstract A dart board made of bristle to which is secured a pattern of rings andradial dividers has all the rings and dividers made of high tensile steel wires of a triangular cross-section. The wires cross at their intersections and are held down by staples which are V-shaped complemental to the ridge on any wire being held down.
406064
Duff Anthony C.
Wiid Thomas
Bereskin & Parr
Berton Manufacturing Company (proprietary) Limited
LandOfFree
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