BAK - Disamat 801 Hot Air Welding Machine. BAK - Disamat 801 The welding machine for â¦more
The different grades of the Risser sign give a measure of bone maturity and thus of the skeletal growth to be expected. In Europe, a scale ranging from Risser 0 to Risser 5 defines the grades from beginning ossification to complete fusion of the apophysis to the iliac bone. In the USA, 4 grades are defined.
Rittal was founded in 1961, and now boasts 11 production facilities, 64 subsidiaries and 40 agencies across the globe. Rittal employs a total of 10,000 staff and is the biggest company in the Friedhelm Loh Group.ittal GmbH & Co. KG is headquartered in Herborn, Germany, and is the world's leading system supplier for enclosures, power distribution solutions, IT infrastructure, and. software & services.