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G04 - HOROLOGY
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Patent number 1,535,286
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G04 - HOROLOGY
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G04 - HOROLOGY
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G04 - HOROLOGY
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G04 - HOROLOGY
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G04 - HOROLOGY
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G04 - HOROLOGY
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Patent number 15,356
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G04 - HOROLOGY
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Patent number 13,451
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G04 - HOROLOGY