Roberto PERRACINI

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Sao Paulo, BR

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Patents Applicationslast 30 patents

Information Patent Application
INTEGRATED DRIVING HEAD FOR PROGRESSIVE CAVITY PUMPS USED IN OIL EX...
- Publication number 20130306303
- Publication date Nov 21, 2013
- FRESADORA SANT'ANA LTDA.
- Roberto PERRACINI
- E21 - EARTH DRILLING MINING