Hamilton Electric “Ventura”
When Samuel Ruben developed the first mercury oxide button cell for the US military in the 1940s, he did not yet know how profoundly this would change the world of technology around 25 years later....
Time sign III
Hamilton Electric “Ventura”
When Samuel Ruben developed the first mercury oxide button cell for the US military in the 1940s, he did not yet know how profoundly this would change the world of technology around 25 years later....