Check the listing for details. Vintage WWII,Greenland Defense Command Patch. Condition: Used, Made in Greenland. Listed at 8.00 USD. The Vintage WWII Greenland Defense Command Patch is a rare and original piece of militaria from the United States. This patch, originating from Greenland during World War II, captures a unique piece of history from the conflict. A must-have for collectors interested in military memorabilia from this period, this item offers a tangible connection to the defense efforts of the time.