Attilio Grandi

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La Spezia, IT

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Patents Grantslast 30 patents

Information Patent Grant
Submersible pump with improved sealing means
- Patent number 4,224,009
- Issue date Sep 23, 1980
- Termomeccanica Italiana S.p.A.
- Attilio Grandi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...