Ana Lidieth Madrigal Chavarria

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San Jose, CR

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Easy-to-install, mechanically-operated automatic/manual device for...
- Patent number 6,994,107
- Issue date Feb 7, 2006
- Ana Lidieth Madrigal Chavarria
- Rafael H. T. Sosa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

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