Carlos Alfredo Leuck

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Rio Grande do Sul, BR

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Patents Grantslast 30 patents

Information Patent Grant
Leather tanning process
- Patent number 5,885,302
- Issue date Mar 23, 1999
- Seta S.A.--Extrativa Tanino de Acacia
- Carlos Alfredo Leuck
- C14 - SKINS HIDES PELTS LEATHER