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What is differences between us8216392 and us7445677? [duplicate]

Possible Duplicate: is there an infringement between this patent and lufthansa us8216392 patent? us8216392 patent produced "cyclean" you can google for images and us7445677 drawings are ...
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is there an infringement between this patent and lufthansa us8216392 patent?

lufthansa us8216392 and Gas T. E. us7445677 is very close to eachother and I assume there is an infringment. If you search lufthansa cyclean pictures and patent drawing of us7445677 you will see ...