Exhibit 10.71 SUPPLEMENTAL INDENTURE TO BE DELIVERED BY GUARANTEEING SUBSIDIARIES Supplemental Indenture (this "Supplemental Indenture"), dated as of November 1, 2005, among L-3 Communications Corporation (or its permitted successor), a Delaware...Supplemental Indenture • November 2nd, 2005 • L 3 Communications Corp • Radio & tv broadcasting & communications equipment • New York
Exhibit 10.55 SUPPLEMENTAL INDENTURE TO BE DELIVERED BY GUARANTEEING SUBSIDIARIES Supplemental Indenture (this "Supplemental Indenture"), dated as of November 1, 2005, among L-3 Communications Corporation (or its permitted successor), a Delaware...Supplemental Indenture • November 2nd, 2005 • L 3 Communications Corp • Radio & tv broadcasting & communications equipment • New York
