Joao B. Tognetti

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Sao Paulo, BR

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Patents Grantslast 30 patents

Information Patent Grant
Process for the depilation of animal skins
- Patent number 5,376,042
- Issue date Dec 27, 1994
- Peroxidos do Brasil Ltd.
- Raymond E. Reber
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Process for the accelerated production of stable solutions, in equi...
- Patent number 5,368,867
- Issue date Nov 29, 1994
- Peroxidos Do Brasil
- Alcides B. Da Silva
- C07 - ORGANIC CHEMISTRY