Check out the history of Concrete Pumping. We have everything from Pumpcrete to Putzmeister, from Conforms to the Bennett Brothers. Concrete Pump Pictures from as far back as 1930. First boom pumps from the 1955.

If your company is not here? Lets get going and put together your history.

http://www.concretepumping.com/dictionary/index.php/The_History_of_Concrete_Pumping

Very cool!

I don't see where the first truck mounted concrete boom pump was invented or what size it was. 

Go to the Barrnett brothers and scroll down