Productos Bituminosos, S.A. (Probisa)

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Madrid, ES

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Information Patent Grant
Process and apparatus for the dispersion and proportioning of fiber...
- Patent number 5,470,145
- Issue date Nov 28, 1995
- Productos Bituminosos, S.A. (Probisa)
- Reyero Lopez
- B28 - WORKING CEMENT, CLAY, OR STONE

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