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Class Information
Number: 434/50
Name: Education and demonstration > Vehicle operator instruction or testing > Flight vehicle > Aircraft or ambient condition simulated electrically or indicated by instrument or alarm > Takeoff or preparation therefor
Description: Subject matter wherein departure of an aircraft from the ground, or preparation therefor is imitated.

Patents under this class:

Patent Number Title Of Patent Date Issued
8138007 MEMS device with stress isolation and method of fabrication Mar. 20, 2012
7747680 Community-based web filtering Jun. 29, 2010
5807114 System for treating patients with anxiety disorders Sep. 15, 1998
5454074 Electronic checklist system Sep. 26, 1995

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