Description     Claims     Drawing  

US20140033573A1   [0005] 
US8215036B2   [0005] 
US3851411A   [0006] 
DE29607422U1   [0007] 
AT006841U1   [0008] 
US20130025157A1   [0010] 
DE102012206094A1   [0073] 
EP2649896A2   [0073] 

Globetrotter Handbuch   [0009]