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1800486
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G04 - HOROLOGY
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961950
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G04 - HOROLOGY
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879697
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Patent number 879,697
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G04 - HOROLOGY
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863339
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G04 - HOROLOGY
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G04 - HOROLOGY
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825833
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G04 - HOROLOGY
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747305
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G04 - HOROLOGY
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686222
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G04 - HOROLOGY
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511946
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G04 - HOROLOGY
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479520
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G04 - HOROLOGY