The case of issuing a 5-year-old privilege by the college counselor Sobolevsky on the improvement in the device for steam furnac...

Title	The case of issuing a 5-year-old privilege by the college counselor Sobolevsky on the improvement in the device for steam furnaces
Series	1850-1856
Fonds	Department of State Economy of the State Council
Display format	Full description RUSMARC
Collections	Russian inventions: Pages of history → Inventions in the XVIII - early XX century → Selected inventions → Heat engineering → Industrial furnaces