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Direct Optical Research Company
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Largo, FL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for measuring endface surface topography of mu...
Patent number
6,215,555
Issue date
Apr 10, 2001
Direct Optical Research Company
James T. Chivers
G02 - OPTICS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
76135495 - DORC
Serial number
76135495
Registration number
2509507
Filing date
Sep 26, 2000
Direct Optical Research Company
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments