US WW2 Luminous Recognition Disk

US WW2 Luminous Recognition Disk
Nicely marked US WW2 luminous recognition disk in leather pouch. Nicely marked and dated
“WWII 1942 Radium Industries Limited (Canada) Patent 2336969.” Used on helmets and equipment during D-Day and other US WW2 combat operations!
In used but in very good condition.

Code: 75145