[MilCom] Frequencies?

[KD7JYK, 49H7KR]

A Gentleman inquired as to the assigned use of these frequencies, any ideas?

                                        4.286  Megahertz 
                                        4.350         " 
                                        4.353         " 
                                        8.467         " 
                                        8.843         " 

Kurt