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Class Information
Number: 244/95
Name: Aeronautics > Aircraft control > Stabilizing weights > Ballast making
Description: Devices on aircraft for producing heavy material for ballast purposes. An example is the production of water-ballast from exhaust gases to replace the weight of fuel used.

Patents under this class:

Patent Number Title Of Patent Date Issued
7350749 Mass transfer system for stabilizing an airship and other vehicles subject to pitch and roll moments Apr. 1, 2008
7163177 Airship ballast system Jan. 16, 2007
6182924 Ballast for lighter than air aircraft Feb. 6, 2001
4838501 Balopod (hybrid flying machine) Jun. 13, 1989
4813632 Ballast management system for lighter than air craft Mar. 21, 1989

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