Apr 20, 2012

Eduard Slavoljub Penkala Google Doodle

Google celebrated Eduard Slavoljub Penkala's 141st Birthday on April 20, 2012.

Top 5 facts about Slavoljub Eduard Penkala:

1. He was born on 20th April 1871

2. Slavoljub Eduard Penkala was a Croatian engineer and inventor of Polish-Jewish and Dutch ethnicity.

3. He became renowned for further development of the mechanical pencil (1906) – then called an "automatic pencil" – and the first solid-ink fountain pen (1907).

4. Among his patented inventions were:

- a hot water bottle – his first patented invention, the "Termofor";
- a type of bluing detergent;
a rail-car brake;
- an anode battery.

5. He died on 5th February 1922.

via Google, Wikipedia

1 comment:

  1. https://www.google.com/search?q=%22biblical+prophet+says%22+%22biblical+prophet+says%22+%22biblical+prophet+says%22+%22biblical+prophet+says%22+%22biblical+prophet+says%22+%22biblical+prophet+says%22+%22biblical+prophet+says%22+biblical+prophet+says+%22biblical+prophet+says%22+%22biblical+prophet+says%22+%22biblical+prophet+says%22&newwindow=1&hl=en&noj=1&filter=0&biw=1366&bih=643



Related Posts Plugin for WordPress, Blogger...