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181st engineer battalion
Casual:
Patch reconnaissance 38th Guards Red Banner Vienna separate mobile brigade of the Armed Forces of the Republic of Belarus
General Directorate of Military Police. Israel Defense Forces
шеврон группы "Альфа" Службы Безбеки Украины(ранний вариант).
Another category of: Engineers
877th Engineer battalion
138th Engineer bn
485th Engineer bn
238th Engineer group
27th Engineer battalion