BRK Raju was born on 1949-07-12.

yes BRK smoke dectectors are a very reliabel brand. you can find out more about BRK smoke dectecots from going to this website www.brkelectronics.com/

The class B stock is 1/30 of a berkshire A stock. its exactly the same except you don't have as powerful of voting rights and other than that its simply 1/30 the value of a regular A stock

The company, BRK produces electronic safety devices. BRK produces smoke alarms, battery and electric smoke alarms, plug in alarms and fire extinguishers.

Berkshire Hathaway class B is roughly worth one 1500th of class A. Originally it was 1/30. But in 2010, Berkshire B split 50 to 1. Theoretically, it would be exactly 1/1500, but class B has a lower voting right (originally 1/200, now 1/1000).