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74352072 - V-EXTRACT
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Serial number 74352072
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Filing date Jan 25, 1993
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Vortex Systems, Inc.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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74014426 - RETROCHRON
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Serial number 74014426
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Registration number 1619626
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Filing date Dec 27, 1989
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Vortex Systems, Inc.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments