PLW Tatigkeits abzeichen fur Luftnachrichten personal (Trade Patch for Telephone operating personell of the Luftwaffe)
On entering Luftwaffe service EM/NCO personnel were assigned and trained for a specific trade or military function. On successful completion of the appropriate training, personnel were issue a distinctive trade specialty badge to be worn on the lower left sleeve of the service tunic and the flight and field blouses as identifying insignia with a couple of exceptions.
