G - Physics – 02 – B
Patent
G - Physics
02
B
G02B 5/122 (2006.01) B29D 11/00 (2006.01) G02B 5/124 (2006.01)
Patent
CA 2521906
The invention is directed towards a method of making a glittering retroreflective cube-corner sheeting, which method comprises: forming a glittering retroreflective cube-corner sheeting from a mold that has a structured surface that includes an array of cube-corner elements that are arranged such that a dihedral angle .alpha. between faces of adjacent cube-corner elements varies to such an extent that a cube-corner sheeting that is formed thereon glitters when exposed to light and a method of making a retroreflective product therefrom.
Atkinson Matthew R.
Benson Olester Jr.
Frey Cheryl M.
Marecki Paul E.
Shusta Jeanine M.
Minnesota Mining And Manufacturing Company
Smart & Biggar
LandOfFree
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