Mikayel Hamamchyan

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Yerevan, AM

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing building brick
- Patent number 8,641,961
- Issue date Feb 4, 2014
- Mikayel Hamamchyan
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
THE METHOD OF MANUFACTURING BUILDING BRICK
- Publication number 20110074069
- Publication date Mar 31, 2011
- Mikayel Hamamchyan
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES