Teledyne Inc. (Los Angeles, CA) Primary Class: 244/149 Other Classes: 244/152 International Classes: B64D17/56; (IPC1-7): B64D17/56 Field of Search: 244/147-152, 244/122AE, 244/122AH, 340/27AT, 73/384, 73/386, 73/387, 102/35.6, 89/1B, 324/115 ...