Note(s) In order to avoid confusion with devices that are variously described as guided missiles, self-propelled missiles, or rockets, such devices, if self-propelled, are classified in group Fulltext... Hierarchy... Expanded...F42B 15/00 except that when such devices are fired from a gun they are classified in group Fulltext... Hierarchy... Expanded...F42B 13/28. If such devices are not self-propelled, they are classified in group Fulltext... Hierarchy... Expanded...F42B 25/00 when they fly by falling, and in group Fulltext... Hierarchy... Expanded...F42B 13/00 when they are fired from a gun. |