![](https://coimages.sciencemuseumgroup.org.uk/491/962/large_thumbnail_smg00313379.jpg)
Heinrich Daniel Ruhmkorff 1803 - 1877
- occupation:
- Instrument-maker, Inventor
- Nationality:
- German
- born in:
- Hannover, Hannover district, Lower Saxony, Germany
1803-1877, instrument-maker; inventor, German
1803-1877, instrument-maker; inventor, German