| Birger Ljungström | |
|---|---|
Birger Ljungström (circa 1920)
|
|
| Born | 4 July 1872 |
| Died | 17 November 1948 (aged 76) |
| Nationality | Swedish |
| Alma mater | Royal Institute of Technology |
| Occupation |
Engineer Technical designer Industrialist |
Birger Ljungström (4 June 1872 – 17 November 1948) was a Swedish engineer, technical designer, industrialist, and inventor. Together with his brother Fredrik Ljungström, he accounted for hundreds of patents.