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75599154 - BALLERINA
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Serial number 75599154
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Registration number 2566388
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Filing date Dec 3, 1998
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Irwin Research and Development, 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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75599153 - CHESAW
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Serial number 75599153
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Registration number 2372197
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Filing date Dec 3, 1998
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Irwin Research and Development, Inc.
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7 - Machines and machine tools
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75395811 - IRWIN
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Serial number 75395811
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Registration number 2365584
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Filing date Nov 25, 1997
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Irwin Research and Development, Inc.
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7 - Machines and machine tools