GR893B -
SPECIAL DESIGN OF OPTOLITO AND THE SAME FASTING CONSTRUCTION OF REINFORCED ROOMS, DOMINANT CYLINDRICAL AND SPHERICAL CHIMNEYS, WORKSHOPS AND WINDOWS
- Google Patents
SPECIAL DESIGN OF OPTOLITO AND THE SAME FASTING CONSTRUCTION OF REINFORCED ROOMS, DOMINANT CYLINDRICAL AND SPHERICAL CHIMNEYS, WORKSHOPS AND WINDOWS
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Priority to GR250100893ApriorityCriticalpatent/GR893B/en
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GR250100893A1925-04-271925-04-27
SPECIAL DESIGN OF OPTOLITO AND THE SAME FASTING CONSTRUCTION OF REINFORCED ROOMS, DOMINANT CYLINDRICAL AND SPHERICAL CHIMNEYS, WORKSHOPS AND WINDOWS
GR893B
(en)