German WWII Luftwaffe Specialty Patch for Qualified Telephonist

German WWII Luftwaffe Specialty Patch for Qualified Telephonist-This patch features machine-embroidered intertwined, zig-zagged lightning bolts in silver-grey rayon thread, representing communication personnel. This is machine embroidered. It is piped in twisted white piping, so would be worn by an NCO. The reverse backing retains a small portion of paper backing. This patch is in very good condition.