B - Operations – Transporting – 23 – G
Patent
B - Operations, Transporting
23
G
B23G 7/02 (2006.01) B26D 3/06 (2006.01) G02F 1/1335 (2006.01)
Patent
CA 2450932
An optical film having structures that vary in height along their length where the variations have a nominal period of less than forty times the nominal height of the structures is taught. In some embodiments of the invention the variation is random.
Campbell Alan B.
Cobb Sanford
Hoopman Timothy L.
Kretman Wade D.
Niezgocki Marvin J.
Minnesota Mining And Manufacturing Company
Oyen Wiggs Green & Mutala Llp
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