Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Country | Automobile Name | Manufacturer | Engine Make/Capacity | Year |
| --- | --- | --- | --- | --- |
| China | Shuanghuan Noble | Shijiazhuang Shuanghuan Automobile Co | 1.1 litre gasoline | 2006- |
| Croatia | DOK-ING XD | DOK-ING , Zagreb | 45 kW electric motor (x2) | 2010- |
| Czechoslovakia | Aero Minor | Letecke Zavody n.p., Jinonice | Jawa 615cc | 1946-1952 |
| Czechoslovakia | Avia | Avia , Warsaw | Jawa 350cc | 1956-1958 |
| Czechoslovakia | Oskar 54 | MOTO-VELO-sport | Jawa 249cc | 1945-1956 |
| Czechoslovakia | Oskar 16/250 | VELO , Hradec Králové | Jawa 249cc | 1956-1963 |
| Czechoslovakia | Velorex 16/175 | VELO , Hradec Králové | ČZ 171cc | 1963-1971 |
| Czechoslovakia | Velorex 16/350 | VELO , Hradec Králové | Jawa 344cc | 1963-1971 |
| Czechoslovakia | Velorex 435 | VELO , Hradec Králové | Jawa 344cc | 1971-1973 |
Question:
In what year was Letecke Zavody N.P., Jinonice the manufacturer?
Answer:
1946-1952