Kasturi Umapathy Rao

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Chennai, IN

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Patents Grantslast 30 patents

Information Patent Grant
Process and system for vitrified extruded ceramic tiles and profiles
- Patent number 6,802,921
- Issue date Oct 12, 2004
- Boss Profiles Limited
- Rudrapatnakeshavamurthy Venkatesha
- B28 - WORKING CEMENT, CLAY, OR STONE