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73166883 - ELZONE
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Serial number 73166883
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Registration number 1152196
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Filing date Apr 18, 1978
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PARTICLE DATA, 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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72402949 - PD
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Serial number 72402949
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Registration number 966018
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Filing date Sep 17, 1971
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PARTICLE DATA, 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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72372521 - HEMOLAB
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Serial number 72372521
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Registration number 968101
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Filing date Oct 5, 1970
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PARTICLE DATA, 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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72243164 - CELLOSCOPE
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Serial number 72243164
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Registration number 850186
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Filing date Apr 11, 1966
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PARTICLE DATA, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments