共 50 条
- [25] Patents and Trade Marks in the U. S. S. R. JOURNAL OF THE PATENT OFFICE SOCIETY, 1935, 17 (05): : 386 - 390
- [26] TECHNOLOGICAL PROGRESS AND ENERGY CONSERVATION IN THE IRON AND STEEL INDUSTRY OF THE U. S. S. R. 1600, (12): : 10 - 11
- [28] MINING OF THICK COAL SEAMS IN THE U. S. S. R. Journal of Mines, Metals and Fuels, 1980, 27 (09): : 350 - 355
- [30] Taxation of Agricultural Income in the U. S. S. R. in 1933 TAX MAGAZINE, 1934, 12 (04): : 176 - +