Belgian EV. 639

The Belgian Engelbert EV. 639 was made of thin black rubber, with plastic eyepieces and a portruding speech diaphragm.  It used a 25mm filter attached directly to the mask.  Most likely intended for civilian defense, this example was made by Engelbert in 1940.


Similar masks in my collection:  Belgian E.2


All images copyright 2020


Filter manufacturer label "ENGLEBERT & Co LIEGE P.V. 172 TYPE AGREE PAR LE GOUVERNEMENT"