Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1987-04-08
1988-07-19
Kittle, John E.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
428331, 428402, 427137, 501 34, 350105, 404 14, B32B 900, B32B 1800, G02B 5128, C03C 1202
Patent
active
047584696
ABSTRACT:
Pavement marking comprising ceramic microspheres held by a binder, said microspheres being solid, transparent, non-vitreous, ceramic particles which serve as lens elements in the retroreflective pavement markings. The ceramic microspheres formed by various sol gel techniques are characterized by having:
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Kittle John E.
Little Douglas B.
Minnesota Mining and Manufacturing Company
Rucker Susan S.
Sell Donald M.
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