Home / United States / World War II / Cloth Insignia / WWII 4025th Signal Service Group Felt Patch WWII 4025th Signal Service Group Felt Patch$150.00 Has a few edge bites, and pencil point holes, does not fluoresce when exposed to a black light. WWII 4025th Signal Service Group Felt Patch quantity Add to cart Item Number: 67780 Category: Cloth Insignia