Is this NAVY?? Small patch..Bomber

[1917enfield]

What is it? Simple question that I can't find on the net..YET! Need some help.

 

Size: 1.5" x 1.5" stitch on felt.

 

[Lee Ragan]

It's an Armorer (Bombs) trade badge used by the Royal Canadian Air Force from August 1943 till June 1952. (Reference: "Canadian Flying Services Emblems & Insignia 1914-1984, by Bill Hampson.)

[Wharfmaster]

Aerial minelaying? British RAF/Canadian RCAF?