[A0N0B0502] Number of Invention Patents Applications of Large and _Medium-sized Industrial Enterprises, Mining and _Washing of Coal
Retrieved by DBnomics on December 14, 2025 (10:39 AM)
only NA values
| Period | Value |
|---|
| Dimension | Dimension value |
|---|---|
| [freq] Frequency | [A] annual |
| [unit] Unit | [piece] piece |