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Electronic digital sextant for determining geographic coordinates of vessel such as board ship based on location of navigational luminaries, has alidade and counting drum rotation angle sensors that are connected to microcontroller through recording button installed between switching line 2024-08-06
Electronic digital module for navigational sextant for measuring angle between two visible objects, has microcontroller that is connected to alidade rotation angle sensors and counting drum through measurement data recording button and feedback switching lines 2024-08-06
METHOD OF LOCATING SATELLITE COMMUNICATION EARTH STATION FROM RELAYED SIGNAL 2024-07-09
LED module for light-signaling and lighting systems, has rectangular heat-dissipating substrate for accommodating LEDs and made of metal with low thermal resistance and insulating heat-conducting material with low thermal resistance 2024-06-24
LED module has polymer layer that is provided with phosphors of color, where central hole is made in heat-dissipating substrate, and LEDs are located closer to outer portion of heat-dissipating substrate than to central hole of heat-dissipating substrate 2024-06-23
AUTOMATIC VACUUM LANCET 2024-06-08
METHOD OF PRODUCING CHROMIUM METAL COATING ON CARBON FIBRE FOR COMPOSITE MATERIALS FOR TRIBOTECHNICAL PURPOSES 2024-04-22
METHOD OF PRODUCING COATING FROM IRON ON CARBON FIBRE FOR COMPOSITE MATERIALS FOR TRIBOTECHNICAL PURPOSES 2024-04-22
Mine headlamp, has lighting unit secured to helmet, located in housing and connected by flexible multi-core connecting cable to power supply unit in housing, which contains storage battery and beacon for rubble search system 2024-01-19
FILTERING DEVICE FOR PROTECTION AGAINST DEBRIS OF EMERGENCY COOLING SYSTEM OF WATER-COOLED NUCLEAR REACTOR 2023-12-27